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Service Bulletin # SM28\603-0014
Page 2 of 5 Mar 19, 2007 ENG-FORM: 603-0130.DOT
CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD.
1.2.5 The U513 replacement PLL device is switching the charge pump transistor Q506 incorrectly.
1.2.6 The frequency reference input level for the U513 replacement part is
below the manufacturers recommended operating level.
1.3 Description
This modification consists of modifying the RF buffer amplifier and the PLL replacement device as follows: 1.3.1 The RF buffer amplifier modification consists of:
a) Removing capacitors C601, C652, resistor R569, RF buffer amplifier U512.
b) Bypassing the obsolete amplifier U512 by installing a 22 AWG jumper
between pads 2 and 7 of the U512 footprint on the primary side of the NTX138-5 printed circuit board.
1.3.2 The PLL replacement device modification consists of:
a) Removing capacitors C600 and C605. b) Changing the component values of capacitors C591, C593, C594,
C595, C603, C604, inductors L517, L518, resistors R566, R567, R568, R570, R579, R639 and PLL U513.
c) Installing a capacitor C676 in parallel with R579. d) Changing the component value of capacitor C320 on the NTX138-2
Transmitter subassembly.
1.4 Compliance
Customer option. NAT recommends this change be accomplished only if the units require these parts to be replaced.
1.5 Approval
No change to existing approval.
Service Bulletin # SM28\603-0014
Mar 19, 2007 Page 3 of 5 ENG-FORM: 603-0130.DOT
CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD.
1.6 Costing
This modification incorporates a design improvement to circumvent the RF buffer amplifier SA5204A and PLL device MC14191F obsolescence and does not constitute changes to correct a malfunction. The modification is therefore not subject to warranty consideration. 1.6.1 Labour Three (3) hours estimated. Includes required test time. Not warranty reimbursable. 1.6.2 Parts Please contact Customer Service for current pricing.
1.7 Special Equipment Required
None.
1.8 Weight and Balance
No effect.
1.9 Electrical Load Data
No effect.
1.10 References
NTX Service Manual: SM28 Section 5, Maintenance. Section 6, Drawings.
1.11 Other Publications Affected
None. The next edition of the service manual will include the changes described in this bulletin.
Service Bulletin # SM28\603-0014
Page 4 of 5 Mar 19, 2007 ENG-FORM: 603-0130.DOT
CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD.
2. Procedure Instructions
2.1 Modification Procedure
2.1.1 Refer to the NTX Service Manual SM28, Section 5 for details regarding transceiver disassembly and removal of the Transmitter and Receiver subassemblies.
2.1.2 Referencing the Component Locator drawings (NTX138-5\924-0, 924-1
and NTX138-2\924-1) do the following:
a) Remove and discard capacitors C600, C601, C605, C652, resistor R569 and RF buffer amplifier U512.
b) Replace capacitors C591, C593, C594, C595, C603, C604, inductors
L517, L518, resistors R566, R567, R568, R570, R579, R639 and PLL U513.
c) Install capacitor C676 in parallel with resistor R579 (on the same foot
print). d) Replace capacitor C320 on the NTX138-2 Transmitter subassembly.
2.1.3 Install a 22 AWG jumper between pads 2 and 7 of the U512 footprint on
the secondary (solder) side of the NTX138-5 printed circuit board. 2.1.4 Replace the subassemblies and reassemble the unit by reversing the
procedure referred to in section 2.1.1.
2.2 Testing Procedure
2.2.1 Refer to the SM28 Service Manual, Section 5, for the Receiver subassembly alignment procedure.
2.2.2 Refer to the SM28 Service Manual, Section 5, for the appropriate
complete performance tests.
2.3 Identification Procedure
Stamp an "X" (blacken out # 15) on the mod status tag to indicate MOD 15 has been incorporated.
Service Bulletin # SM28\603-0014
Mar 19, 2007 Page 5 of 5 ENG-FORM: 603-0130.DOT
CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD.
3. Material Information
The following parts are required to modify one NTX138 Transceiver to MOD 15 status. MFR. P/N IDENT DESCRIPTION OR VALUE PACKAGE NAT P/N QTY. C320 SM, Ceramic, 50V 47 pF 1206 11-05-470 1 C591 SM, Inductor 150 nH 1008 35-62-151 1 C594 SM, Ceramic, 100V 8.2 pF 1206 11-06-829 1 C595 SM, Ceramic, 50V 4.7 pF 1206 11-05-479 1 C603 SM, Ceramic, 50V 4.7 pF 1206 11-05-479 1 C604 SM, Ceramic, 50V 3.9 pF 1206 11-05-399 1 C676 SM, Ceramic, 50V 47 pF 1206 11-05-470 1 L518 SM, Inductor 47 nH 1008 35-62-470 1 R566 SM, Carbon Film, 1/8 W, 5% 470 Ohm 1206 70-50-472 1 R568 SM, Carbon Film, 1/8 W, 5% 470 Ohm 1206 70-50-472 1 R570 SM, Carbon Film, 1/8 W, 5% 220 Ohm 1206 70-50-222 1 R579 SM, Carbon Film, 1/8 W, 5% 15 kOhm 1206 70-50-154 1 R639 Carbon Film, 1/4 W, 5% 22 Ohm RC05 70-01-221 1 U513 SM, PLL Synthesizer MC145193F SO-20 34-60-191 1
4. Drawings
The following documents are required to complete the modification. If additional drawings are required refer to the applicable Service manual. DRAWING REV. DESCRIPTION TYPE NTX138-2\401-0 2.00 NTX138 Transmitter Subassembly Schematic NTX138-2\401-1 2.00 NTX138 Transmitter Subassembly Schematic NTX138-2\401-2 2.00 NTX138 Transmitter Subassembly Schematic NTX138-2\701-0 2.10 NTX138 Transmitter Subassembly Parts List NTX138-5\401-0 2.00 NTX138 Main Receiver Subassembly Schematic NTX138-5\401-1 2.00 NTX138 Main Receiver Subassembly Schematic NTX138-5\401-2 2.00 NTX138 Main Receiver Subassembly Schematic NTX138-5\401-3 2.00 NTX138 Main Receiver Subassembly Schematic NTX138-5\701-0 2.10 NTX138 Main Receiver Subassembly Parts List NTX138-5\971-0 1.10 NTX138 Main Receiver Subassembly PCB Modifications
Service Bulletin ends after the above listed drawings
NORTHERN AIRBORNE TECHNOLOGY LTD.
REV. SHEET
DWG. NO.DWG. TYPEFILE
DESIGNED
DRAWN
DATE
CHECKED
APPROVEDSIZE CAGE CODE PART NO.
TITLE
B 3AB01
CONFIDENTIAL AND PROPRIETARY TO NAT LTD.
C2111000pF
C2100.1uF
+5.0V
C214470uF
R20447
+5.0V
C2120.01uF
R205680
R206220
R212220
R2112.2k
R210150
R2071k
R209220
+15V UNSW
C2161500pF
R213220k C217
0.47uF
R21416.2k
R215220k
C2180.022uF
C2191000pF
TP202
TP203
TP204VCO
ERROR SIGNAL LOOP FILTER
PLL REF
PLL ENABLE
CLOCK
DATA
LOCK DETECT
LOOP FILTER
R20833
J202TX EXCITER OUT
L20233nH
C22018pF
C22218pF
C2215.6pF
C2251000pF
C2271.5pF
C22618pF
C22818pF
L20347nH C229
4700pF
LOW PASS FILTER LOW PASS FILTER
R2213.9
C23447uF
+12V+24V SWITCHED
AMPLIFIER POWER SUPPLY
C23310uF
R2223.9
C235470uF
+11.5V
D204UF4005
FL201
C2300.1uF
C2310.1uF
+5.0V
+15V UNSW
Vin1
GN
D2
+5V3
U204LM340T-5
D203UF4005
NOTES: UNLESS OTHERWISE SPECIFIED
1. ALL RESISTOR VALUES IN OHMS
TP201LOCK DETECT
C2130.047uF
Vin1
GN
D2
OUT3
U205LM340T-12
C2011000pF
C2021000pF
R201270
C2031000pF
C2058.2pF
C20418pF
C20615pF
L20133nH
+11.5V
C2071000pF
R202100
RF BUFFER AMP
LOW PASS FILTER
R2202.2
C23247uF
R20310C208
0.01uF
C209100uF
PHASE R
PHASE V
TP205REF OUT
J204OSC IN
R282100k
R283100k
R284100k
+5.0V +5.0V +5.0V
R28822
R286220
R287220
TO J207 (SHEET 3)
C31847uF
C31947uF
R28910
C3111000pF
C3141000pF
L2301uH
R298100
RF AMP
RX RF AMP
C31512pF
C31622pF
+11.5V
C32047pF
JR
OSCILLATOR
CTCSS
DPTT
CLOCK
S/R ENABLE
PLL REF
TX HI/LO PWR
PLL ENABLE
DATA
TX AUDIO MOD
LOCK DETECT
-5.0V
+15V UNSW+24V SWITCHED +24V PWR AMP
J201OSC OUTTO J204
FROM J201
1
2
3
4
5
6
7
8
U201SA5204AD
31
24
U203MAV-11
1+24V SWITCHED2TX AUDIO MOD3+24V PWR AMP4TX HI/LO PWR5DPTT6AGND7DATA GND8+24V PWR AMP9-5.0V
10PLL ENABLE11CLOCK12DATA13S/R ENABLE14+15V UNSW15CTCSS16LOCK DETECT17PLL REF18RESERVED
TO J704 OF NTX138-718 PIN IDCJ203
710
U208GULN2003
C3264700pF
C3251000pF
C3271000pF
L2311uH
R307330
R30822
D233MA4P275-287
+5.0V
R30910k
+11.5V
TX HI/LO PWR
R310100k
R31122k
R312470
DS201GREEN
C3291uF
+5.0V
FROM SHEET 2
TO SHEET 2
+5VDC POWER SUPPLY
TO SHEET 2
TO SHEET 3
TO SHEET 2
PLL FREQUENCY SYNTHESIZER
JR
LDR
MAY 9/97
401-0.SCH SCHEMATIC NTX138-2\401-0
1/32.00NTX138-2
NTX138 TRANSMITTER SUBASSEMBLY
TO SHEETS 1,3
TO SHEET 1TO SHEETS 1,2TO SHEETS 1,3TO SHEET 2
TO SHEET 1TO SHEET 1
FREQUENCY SYNTHESIZER
FOR PREVIOUS REVISIONS, SEE NTX138-2\401-0160.1.70
MWSMAY 10/02ECR 1198 - R264 WAS 220, R290 WAS 10k, R268 WAS 3.3k,U209 WAS A SSM2135, C301 IS NOT INSTALLED.
2
31
Q2082N4123
2
31
Q2012N4123
C215330uF
13
2
D201TMPD914
13
2
D202TMPD914
2
31
Q2032N4123
2
31 Q202
2N3906
1.80 ECR001355 - C215 WAS 470uF.
AUG 18/05 JNECR001378 - C244 WAS 39pF, C249 WAS 27pF, C263 WAS 56pF, Q204 AND Q205 WERE 2SK125.
1.90 JUL 25/06 LACECR001926 - U202 WAS MC145191.
REF OUT1
LD2
Pr3
Pv4
VPD5
PD OUT6
GND7
Rx8
TEST19
F in-10
F in11
Vcc(AMP)12
TEST213
Vdd14
OUT B15
OUT A16
ENABLE17
CLK18
DATA IN19
REF IN20
U202MC145193F
2.00 MAR 19/07 BKVECR001872 - C320 WAS 11-05-121.
REVISIONS
REV DESCRIPTION DATE BY
NORTHERN AIRBORNE TECHNOLOGY LTD.
REV. SHEET
DWG. NO.DWG. TYPEFILE
DESIGNED
DRAWN
DATE
CHECKED
APPROVEDSIZE CAGE CODE PART NO.
TITLE
B 3AB01
CONFIDENTIAL AND PROPRIETARY TO NAT LTD.
2
31
D207NOT INSTALLED
4 13
U206DULN2003
3 14
U206CULN2003
2 15
U206BULN2003
1 16
89 U206A
ULN2003
+11.5V R223470
R224470
R22510k
R22610k
L2041uH
L2051uH
R227470
R228470
D206MA4P275
D205MA4P275
+11.5V +11.5V
+11.5V +11.5V
C238470pF
C239470pF
C2375.6pF
C2363.3pF
C240100pF
2
31
D208NOT INSTALLED
2 31
D209MMBV109LT1
2 31
D210MMBV109LT1
C24122pF
R22947k
L20939.3nH
C24456pF
L2111uH
R230180
+11.5V
C2464700pF
C247470uF
C2481000pF
R23118k
C24922pF
C24522pF
D211TMPD914
L2121uH
C250100pF
2 31
D212MMBV109
C251NOT INSTALLED
R23347k
R23247k
C2524700pF
+11.5V
L2131uH R234
4.7k
C2530.22uF
R2365.6k
5 12
U206EULN2003
+12V
C2542.2pF
2
31
D215NOT INSTALLED
3 14
U208CULN2003
4 13
U208DULN2003
1 16
89
U208AULN2003
2 15
U208BULN2003
+11.5V
R240470
R241470
R24210k
R24310k
L2141uH
L2151uH
R244470
R245470
D214MA4P275
D213MA4P275
+11.5V +11.5V
+11.5V +11.5V
C257470pF
C258470pF
C2566.8pF
C2553.3pF
C259100pF
2
31
D216NOT INSTALLED
2 31
D217MMBV109LT1
2 31
D218MMBV109LT1
C26027pF
R24647k
L21939.3nH
C263100pF
L2211uH
R247180
+11.5V
C2654700pF
C266470uF
C2671000pF
R24815k
C26822pF
C26422pF
D219TMPD914
L2221uH
C269100pF
2 31
D220MMBV109
C270NOT INSTALLED
R25047k
R24947k
C2714700pF
+11.5V
L2231uH R251
4.7k
C2720.22uF
R2535.6k
5 12
U208EULN2003
+12V
C2732.2pF
R2390
TX AUDIO MOD
CTCSS
R238270k
R237100
LOOP FILTER
DATA14
CLK11
RESET10
ST12
OE13
Q1 15
Q2 1
Q3 2
Q4 3
Q5 4
Q6 5
Q7 6
Q8 7
O9
VC
C16
GN
D8
U20774HC595
+5.0V
SHIFT REGISTER
S/R ENABLEDATA
CLOCK
OSC 2 ENABLEOSC 1 ENABLE
RANGE SELECT 2
RANGE SELECT 1 LOOP FILTER
t
RT201470
t
RT202470
R28010k
R28110k
D S
G
D S
G
R285100k
+5.0V
D230TMPZ5231LT
D231TMPZ5231LT
C3100.1uF
R299NOT INSTALLED
R300NOT INSTALLED
R30110k
R30210k
R303NOT INSTALLED
R304NOT INSTALLED
R23547
R25247
C3175.6pF
FROM SHEET 1
FROM SHEET 1
FROM SHEET 1
OSCILLATOR
6 11
U208FULN2003
6 11
U206FULN2003
7 10
U206GULN2003
C3220.47uF
FROM SHEET 1
FROM SHEET 1
UNUSED GATES
TO SHEET 1
JRJR
LDR
MAY 9/97
401-1.SCH SCHEMATIC NTX138-2\401-1
2/32.00NTX138-2
NTX138 TRANSMITTER SUBASSEMBLY
5.1V
5.1V
MAIN OSCILLATOR SECTION
1
32
Q204J308
1
32
Q205J308
NORTHERN AIRBORNE TECHNOLOGY LTD.
REV. SHEET
DWG. NO.DWG. TYPEFILE
DESIGNED
DRAWN
DATE
CHECKED
APPROVEDSIZE CAGE CODE PART NO.
TITLE
B 3AB01
CONFIDENTIAL AND PROPRIETARY TO NAT LTD.
5
67
U209BLMC6482
C3050.1uF
C3040.01uF
R2652.2k
C3030.1uF
CW1
3
2 R26910k
R2681.2k
+5.0V
R27039k
HIGH POWER
R266470k
C3060.01uF
R26710k
D2285082-2810
3
21
48 U209A
LMC6482
C2850.01uF
R26047k
C2870.01uF
R26110k
D2255082-2810
-5.0V
+5.0V
C2880.1uF
R2592.2k
R2621.5k
C2860.1uF
+5.0V
FL203
C2891uF
C2841000pF
R258220k
R257220R256
220
D2235082-2810
D2265082-2810
C302220pF
C301NOT INSTALLED
C2832.2pF
R26468
L22744nH
L22636nH
L22544nH
C27711pF
C27924pF
C28115pF
C27630pF
C27820pF
C28030pF
C28218pF
R25547k
J205TO J501 OF NTX138-5
D222TMPD914
+15V UNSW
TX LOWPASS FILTER
FORWARD RF VOLTAGE SENSOR
REFLECTED POWER SENSOR
REFLECTED POWER
C2940.1uF
C2951000pF C296
10uF L228275nH
L22936nH
C29939pF
J207RF INPUT
C290470pF
C291470pF
C292470pF
C293470pF
FL202
+24V SWITCHED
R273470
C29739pF
C29840pF
R275220
C30040pF
D2291N4734A C307
4.7uF
R2764.7k
R2784.7k
R279560
TP207BIAS VOLTAGE
C3080.01uF
+24V SWITCHED
C309470pF
TP206RF
TP208ALC CONTROL
5.6V
RF RELAY
R25468
J206
TO ANTENNA
ADJUST
ADJUST
+24V PWR AMP
FROM J202
RF POWER MODULE
BIAS VOLTAGEADJUST
RF OUTPUT
L22453.5nH
C2754.3pF
C27420pF
R271220k
DPTT
TX HI/LO PWR
-5.0V
D2321N756
+15V UNSW
R2971.5k
FROM SHEET 1
FROM SHEET 1
8.2V
LOW POWERADJUST
-5.0V
15 16
47
1
2 3 5 6
K201RG1ET-12V
1
2
3
7
8
6
9
U210CA2832C
R30522k
-5.0V
R3062.2k
+12V
C3231000pF
C3240.01uF
1
2
NC3 4
5
6
K202HSSR-8060
L23268nH
L23368nH
C32822pF
T202
(SHEET 1)
JRJR
LDR
MAY 9/97
401-2.SCH SCHEMATIC NTX138-2\401-2
3/32.00NTX138-2
NTX138 TRANSMITTER SUBASSEMBLY
DRIVER/POWER AMPLIFIER SECTION
T201275nH
TP500
3
41 2
Q207MRF137
CW
13
2R26310k
CW
13
2R29020k
CW
13
2
R27710k
2
31
Q2062N4123
NTX138-2
NTX138-2\701-0Transmitter Subassembly
Rev: 2.10
NAT Part #:
Document#:
PARTS LIST
Description:
Prepared By: Checked By: Approved By:
Note: Alternate manufacturers' part numbers may be used. Consult NAT for approved alternate parts.
IDENT DESCRIPTIONMFR. P/NOR VALUE PACKAGE NAT P/N QTY.
CAPACITORSC201 - C203 SM, Ceramic, 50 V 1000 pF 1206 11-05-102 16C204 SM, Ceramic, 200 V 18 pF 1206 11-07-180 5C205 SM, Ceramic, 200 V 8.2 pF 1206 11-07-829 1C206 SM, Ceramic, 200 V 15 pF 1206 11-07-150 1C207 SM, Ceramic, 50 V 1000 pF 1206 11-05-102C208 SM, Ceramic, 100 V 0.01 uF 1206 11-06-103 8C209 Aluminum Electrolytic, 16 V 100 uF 1C 10-32-107 1C210 SM, Ceramic, 50 V, 10% 0.1 uF 1206 11-05-104 9C211 SM, Ceramic, 50 V 1000 pF 1206 11-05-102C212 SM, Ceramic, 100 V 0.01 uF 1206 11-06-103C213 SM, Ceramic, 50 V 0.047 uF 1206 11-05-473 1C214 Aluminum Electrolytic, 16 V 470 uF 10-31-477 4C215 Aluminum Electrolytic, 25 V 330 uF 1E 10-33-337 1C216 SM, Ceramic, 50 V 1500 pF 1206 11-05-152 1C217 Metalized Polycarbonate, 50 V 0.47 uF CK07 10-64-474 1C218 SM, Ceramic, 50 V 0.022 uF 1206 11-05-223 1C219 SM, Ceramic, 50 V 1000 pF 1206 11-05-102C220 SM, Ceramic, 200 V 18 pF 1206 11-07-180C221 SM, Ceramic, 50 V 5.6 pF 1206 11-05-569 3C222 SM, Ceramic, 200 V 18 pF 1206 11-07-180C223 - C224 NOT ISSUED N/AC225 SM, Ceramic, 50 V 1000 pF 1206 11-05-102C226 SM, Ceramic, 200 V 18 pF 1206 11-07-180C227 SM, Ceramic, 50 V 1.5 pF 1206 11-05-159 1C228 SM, Ceramic, 200 V 18 pF 1206 11-07-180C229 SM, Ceramic, 50 V 4700 pF 1206 11-05-472 6C230 - C231 SM, Ceramic, 50 V, 10% 0.1 uF 1206 11-05-104C232 Tantalum Dipped, 20 V 47 uF T352 10-17-476 4C233 Tantalum Dipped, 35 V 10uF T352 10-18-106 2C234 Tantalum Dipped, 20 V 47 uF T352 10-17-476C235 Aluminum Electrolytic, 16 V 470 uF 10-31-477C236 SM, Ceramic, 50 V 3.3 pF 1206 11-05-339 2C237 SM, Ceramic, 50 V 5.6 pF 1206 11-05-569C238 - C239 SM, Ceramic, 100 V 470 pF 1206 11-06-471 9C240 SM, Ceramic, 100 V 100 pF 1206 11-06-101 5C241 SM, Ceramic, 200 V 22 pF 1206 11-07-220 4C242 - C243 NOT ISSUED N/A
Rev: 2.10 Mar 19, 2007 Page 1 of 6
CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD.
IDENT DESCRIPTIONMFR. P/NOR VALUE PACKAGE NAT P/N QTY.
NTX138-2 Parts List
C244 SM, Ceramic, 50 V 56 pF 1206 11-05-560 1C245 SM, Ceramic, 50 V 22 pF 1206 11-05-220 3C246 SM, Ceramic, 50 V 4700 pF 1206 11-05-472C247 Aluminum Electrolytic, 16 V 470 uF 10-31-477C248 SM, Ceramic, 50 V 1000 pF 1206 11-05-102C249 SM, Ceramic, 200 V 22 pF 1206 11-07-220C250 SM, Ceramic, 100 V 100 pF 1206 11-06-101C251 NOT INSTALLED N/AC252 SM, Ceramic, 50 V 4700 pF 1206 11-05-472C253 SM, Ceramic, 50 V 0.22 uF 1206 11-01-224 2C254 SM, Ceramic, 50 V 2.2 pF 1206 11-05-229 3C255 SM, Ceramic, 50 V 3.3 pF 1206 11-05-339C256 SM, Ceramic, 50 V 6.8 pF 1206 11-05-689 1C257 - C258 SM, Ceramic, 100 V 470 pF 1206 11-06-471C259 SM, Ceramic, 100 V 100 pF 1206 11-06-101C260 SM, Ceramic, 200 V 27 pF 1206 11-07-270 1C261 - C262 NOT ISSUED N/AC263 SM, Ceramic, 100 V 100 pF 1206 11-06-101C264 SM, Ceramic, 200 V 22 pF 1206 11-07-220C265 SM, Ceramic, 50 V 4700 pF 1206 11-05-472C266 Aluminum Electrolytic, 16 V 470 uF 10-31-477C267 SM, Ceramic, 50 V 1000 pF 1206 11-05-102C268 SM, Ceramic, 200 V 22 pF 1206 11-07-220C269 SM, Ceramic, 100 V 100 pF 1206 11-06-101C270 NOT INSTALLED N/AC271 SM, Ceramic, 50 V 4700 pF 1206 11-05-472C272 SM, Ceramic, 50 V 0.22 uF 1206 11-01-224C273 SM, Ceramic, 50 V 2.2 pF 1206 11-05-229C274 SM, Ceramic, 500 V 20 pF 1210 11-13-200 2C275 SM, Ceramic, 500 V 4.3 pF 1210 11-13-439 1C276 SM, Ceramic, 500 V 30 pF 1210 11-13-300 2C277 SM, Ceramic, 500 V 11 pF 1210 11-13-110 1C278 SM, Ceramic, 500 V 20 pF 1210 11-13-200C279 SM, Ceramic, 500 V 24 pF 1210 11-13-240 1C280 SM, Ceramic, 500 V 30 pF 1210 11-13-300C281 SM, Ceramic, 500 V 15 pF 1210 11-13-150 1C282 SM, Ceramic, 500 V 18 pF 1210 11-13-180 1C283 SM, Ceramic, 50 V 2.2 pF 1206 11-05-229C284 SM, Ceramic, 50 V 1000 pF 1206 11-05-102C285 SM, Ceramic, 100 V 0.01 uF 1206 11-06-103C286 SM, Ceramic, 50 V, 10% 0.1 uF 1206 11-05-104C287 SM, Ceramic, 100 V 0.01 uF 1206 11-06-103C288 SM, Ceramic, 50 V, 10% 0.1 uF 1206 11-05-104C289 Metalized Polyester, 63 V 1.0 uF 10-65-105 1C290 - C293 SM, Ceramic, 100 V 470 pF 1206 11-06-471C294 SM, Ceramic, 50 V, 10% 0.1 uF 1206 11-05-104C295 SM, Ceramic, 50 V 1000 pF 1206 11-05-102C296 Tantalum Dipped, 35 V 10uF T352 10-18-106C297 SM, Ceramic, 500 V 39 pF 1210 11-13-390 2C298 Variable, Ceramic,Yellow 6.8 to 45 pF 5 mm 10-99-400 2C299 SM, Ceramic, 500 V 39 pF 1210 11-13-390C300 Variable, Ceramic,Yellow 6.8 to 45 pF 5 mm 10-99-400C301 NOT INSTALLED N/A
Rev: 2.10 Mar 19, 2007 Page 2 of 6
CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD.
IDENT DESCRIPTIONMFR. P/NOR VALUE PACKAGE NAT P/N QTY.
NTX138-2 Parts List
C302 SM, Ceramic, 200 V 220 pF 1206 11-07-221 1C303 SM, Ceramic, 50 V, 10% 0.1 uF 1206 11-05-104C304 SM, Ceramic, 100 V 0.01 uF 1206 11-06-103C305 SM, Ceramic, 50 V, 10% 0.1 uF 1206 11-05-104C306 SM, Ceramic, 100 V 0.01 uF 1206 11-06-103C307 SM, Tantalum Molded, 10 V 4.7 uF 3528 11-50-475 1C308 SM, Ceramic, 100 V 0.01 uF 1206 11-06-103C309 SM, Ceramic, 100 V 470 pF 1206 11-06-471C310 SM, Ceramic, 50 V, 10% 0.1 uF 1206 11-05-104C311 SM, Ceramic, 50 V 1000 pF 1206 11-05-102C312 - C313 NOT ISSUED N/AC314 SM, Ceramic, 50 V 1000 pF 1206 11-05-102C315 SM, Ceramic, 50 V 12 pF 1206 11-05-120 1C316 SM, Ceramic, 50 V 22 pF 1206 11-05-220C317 SM, Ceramic, 50 V 5.6 pF 1206 11-05-569C318 - C319 Tantalum Dipped, 20 V 47 uF T352 10-17-476C320 SM, Ceramic, 50 V 47 pF 1206 11-05-470 1C321 NOT ISSUED N/AC322 SM, Tantalum Molded, 35 V 0.47 uF 3528 11-53-474 1C323 SM, Ceramic, 50 V 1000 pF 1206 11-05-102C324 SM, Ceramic, 100 V 0.01 uF 1206 11-06-103C325 SM, Ceramic, 50 V 1000 pF 1206 11-05-102C326 SM, Ceramic, 50 V 4700 pF 1206 11-05-472C327 SM, Ceramic, 50 V 1000 pF 1206 11-05-102C328 SM, Ceramic, 50 V 22 pF 1206 11-05-220C329 Tantalum Dipped, 35 V 1.0 uF T352 10-18-105 1
DIODESD201 - D202 SM, Small Signal, Silicon MMBD914 SOT-23 74-00-301 5D203 - D204 Rectifier, Ultra Fast, 1A UF4005 DO-41 75-19-005 2D205 - D206 SM, Pin Diode MA4P275-287 SOT-23 75-35-287 5D207 - D208 NOT INSTALLED N/AD209 - D210 SM, Varactor MMBV109LT1 SOT-23 74-04-326 6D211 SM, Small Signal, Silicon MMBD914 SOT-23 74-00-301D212 SM, Varactor MMBV109LT1 SOT-23 74-04-326D213 - D214 SM, Pin Diode MA4P275-287 SOT-23 75-35-287D215 - D216 NOT INSTALLED N/AD217 - D218 SM, Varactor MMBV109LT1 SOT-23 74-04-326D219 SM, Small Signal, Silicon MMBD914 SOT-23 74-00-301D220 SM, Varactor MMBV109LT1 SOT-23 74-04-326D221 NOT ISSUED N/AD222 SM, Small Signal, Silicon MMBD914 SOT-23 74-00-301D223 Rectifier, Schottky 1N5712 DO-41 75-30-250 4D224 NOT ISSUED N/AD225 - D226 Rectifier, Schottky 1N5712 DO-41 75-30-250D227 NOT ISSUED N/AD228 Rectifier, Schottky 1N5712 DO-41 75-30-250D229 Zener, 1 W, 5.6 V 1N4734A DO-41 75-12-034 1D230 - D231 SM, Zener, 5.1 V MMBZ5231B SOT-23 74-10-351 2D232 Zener, 0.5 W, 8.2 V 1N756A DO-7 75-10-056 1D233 SM, Pin Diode MA4P275-287 SOT-23 75-35-287
Rev: 2.10 Mar 19, 2007 Page 3 of 6
CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD.
IDENT DESCRIPTIONMFR. P/NOR VALUE PACKAGE NAT P/N QTY.
NTX138-2 Parts List
DISPLAYSDS201 LED, Green, Bi-pin T1-3/4 47-01-253 1
FILTERSFL201 -FL203
T Network, 100 V DSS306-55 22-10-102 3
CONNECTORSJ201 - J202 Coaxial Jack, PC Mount SSMB 20-60-000 6J203 Strip Plug, Dbl Row Straight, PC Mnt 18 Pin 20-00-018 1J204 - J207 Coaxial Jack, PC Mount SSMB 20-60-000
RELAYSK201 RG Series, 1 Pole, 2 Position RG1ET-12V 65-40-012 1K202 Solid State Relay HSSR-8060 DIP6 65-31-060 1
INDUCTORSL201 - L202 SM, Inductor 33 nH 1008 35-62-330 2L203 SM, Inductor 47nH 1008 35-62-470 1L204 - L205 Choke, Low Power, 10% 1 uH RC05 35-01-103 10L206 - L208 NOT ISSUED N/AL209 Inductor, Variable 39.3 nH 35-16-393 2L210 NOT ISSUED N/AL211 - L215 Choke, Low Power, 10% 1 uH RC05 35-01-103L216 - L218 NOT ISSUED N/AL219 Inductor, Variable 39.3 nH 35-16-393L220 NOT ISSUED N/AL221 - L223 Choke, Low Power, 10% 1 uH RC05 35-01-103L224 Inductor, Aircore, Yellow 53.5 nH 35-31-5305 1L225 Inductor, Aircore, Orange 44 nH 35-31-4404 2L226 Inductor, Aircore, Red 36.5 nH 35-31-3603 2L227 Inductor, Aircore, Orange 44 nH 35-31-4404L228 Inductor, Aircore, 13 Turns 275 nH 35-31-277L229 Inductor, Aircore, Red 36.5 nH 35-31-3603L230 - L231 SM, Inductor 1 uH 1008 35-62-102 2L232 - L233 SM, Inductor 68 nH 1008 35-62-680 2
TRANSISTORSQ201 Bi-polar, Small Signal, NPN 2N4123 TO-92 77-00-123 4Q202 Bi-polar, Small Signal, PNP 2N3906 TO-92 77-21-906 1Q203 Bi-polar, Small Signal, NPN 2N4123 TO-92 77-00-123Q204 - Q205 JFET, N-Channel J308 TO-92 77-32-308 2Q206 Bi-polar, Small Signal, NPN 2N4123 TO-92 77-00-123Q207 MOSFET, RF Power, N-Channel MRF137 77-09-137 1Q208 Bi-polar, Small Signal, NPN 2N4123 TO-92 77-00-123
RESISTORSR201 SM, Carbon Film, 1/8 W, 5% 270 Ohm 1206 70-50-272 1R202 SM, Carbon Film, 1/8 W, 5% 100 Ohm 1206 70-50-102 3R203 SM, Carbon Film, 1/8 W, 5% 10 Ohm 1206 70-50-101 2R204 SM, Carbon Film, 1/8 W, 5% 47 Ohm 1206 70-50-471 3R205 SM, Carbon Film, 1/8 W, 5% 680 Ohm 1206 70-50-682 1R206 SM, Carbon Film, 1/8 W, 5% 220 Ohm 1206 70-50-222 8
Rev: 2.10 Mar 19, 2007 Page 4 of 6
CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD.
IDENT DESCRIPTIONMFR. P/NOR VALUE PACKAGE NAT P/N QTY.
NTX138-2 Parts List
R207 SM, Carbon Film, 1/8 W, 5% 1.0 kOhm 1206 70-50-103 1R208 SM, Carbon Film, 1/8 W, 5% 33 Ohm 1206 70-50-331 1R209 SM, Carbon Film, 1/8 W, 5% 220 Ohm 1206 70-50-222R210 SM, Carbon Film, 1/8 W, 5% 150 Ohm 1206 70-50-152 1R211 SM, Carbon Film, 1/8 W, 5% 2.2 kOhm 1206 70-50-223 4R212 SM, Carbon Film, 1/8 W, 5% 220 Ohm 1206 70-50-222R213 SM, Carbon Film, 1/8 W, 5% 220 kOhm 1206 70-50-225 4R214 SM, Metal Film, 1/8 W, 1% 16.2 kOhm 1206 70-54-1624 1R215 SM, Carbon Film, 1/8 W, 5% 220 kOhm 1206 70-50-225R216 - R219 NOT ISSUED N/AR220 Carbon Film, 1/4 W, 5% 2.2 Ohm RC05 70-01-220 1R221 - R222 Carbon Film, 1/4 W, 5% 3.9 Ohm RC05 70-01-390 2R223 - R224 SM, Carbon Film, 1/8 W, 5% 470 Ohm 1206 70-50-472 10R225 - R226 SM, Carbon Film, 1/8 W, 5% 10 kOhm 1206 70-50-104 9R227 - R228 SM, Carbon Film, 1/8 W, 5% 470 Ohm 1206 70-50-472R229 SM, Carbon Film, 1/8 W, 5% 47 kOhm 1206 70-50-474 8R230 SM, Carbon Film, 1/8 W, 5% 180 Ohm 1206 70-50-182 2R231 SM, Carbon Film, 1/8 W, 5% 18 kOhm 1206 70-50-184 1R232 - R233 SM, Carbon Film, 1/8 W, 5% 47 kOhm 1206 70-50-474R234 SM, Carbon Film, 1/8 W, 5% 4.7 kOhm 1206 70-50-473 4R235 SM, Carbon Film, 1/8 W, 5% 47 Ohm 1206 70-50-471R236 SM, Carbon Film, 1/8 W, 5% 5.6 kOhm 1206 70-50-563 2R237 SM, Carbon Film, 1/8 W, 5% 100 Ohm 1206 70-50-102R238 SM, Carbon Film, 1/8 W, 5% 270 kOhm 1206 70-50-275 1R239 SM, Carbon Film, 1/8 W, 5% 0.0 Ohm 1206 70-50-000 1R240 - R241 SM, Carbon Film, 1/8 W, 5% 470 Ohm 1206 70-50-472R242 - R243 SM, Carbon Film, 1/8 W, 5% 10 kOhm 1206 70-50-104R244 - R245 SM, Carbon Film, 1/8 W, 5% 470 Ohm 1206 70-50-472R246 SM, Carbon Film, 1/8 W, 5% 47 kOhm 1206 70-50-474R247 SM, Carbon Film, 1/8 W, 5% 180 Ohm 1206 70-50-182R248 SM, Carbon Film, 1/8 W, 5% 15 kOhm 1206 70-50-154 1R249 - R250 SM, Carbon Film, 1/8 W, 5% 47 kOhm 1206 70-50-474R251 SM, Carbon Film, 1/8 W, 5% 4.7 kOhm 1206 70-50-473R252 SM, Carbon Film, 1/8 W, 5% 47 Ohm 1206 70-50-471R253 SM, Carbon Film, 1/8 W, 5% 5.6 kOhm 1206 70-50-563R254 Carbon Film, 1/4 W, 5% 68 Ohm RC05 70-01-681 1R255 SM, Carbon Film, 1/8 W, 5% 47 kOhm 1206 70-50-474R256 - R257 SM, Carbon Film, 1/8 W, 5% 220 Ohm 1206 70-50-222R258 SM, Carbon Film, 1/8 W, 5% 220 kOhm 1206 70-50-225R259 SM, Carbon Film, 1/8 W, 5% 2.2 kOhm 1206 70-50-223R260 SM, Carbon Film, 1/8 W, 5% 47 kOhm 1206 70-50-474R261 SM, Carbon Film, 1/8 W, 5% 10 kOhm 1206 70-50-104R262 SM, Carbon Film, 1/8 W, 5% 1.5 kOhm 1206 70-50-153 1R263 Trim Pot, Vert., Top Adj. 10 kOhm 3296W 60-47-104 3R264 SM, Carbon Film, 1/8 W, 5% 68 Ohm 1206 70-50-681 1R265 SM, Carbon Film, 1/8 W, 5% 2.2 kOhm 1206 70-50-223R266 SM, Carbon Film, 1/8 W, 5% 470 kOhm 1206 70-50-475 1R267 SM, Carbon Film, 1/8 W, 5% 10 kOhm 1206 70-50-104R268 SM, Carbon Film, 1/8 W, 5% 1.2 kOhm 1206 70-50-123 1R269 Trim Pot, Vert., Top Adj. 10 kOhm 3296W 60-47-104R270 SM, Carbon Film, 1/8 W, 5% 39 kOhm 1206 70-50-394 1R271 SM, Carbon Film, 1/8 W, 5% 220 kOhm 1206 70-50-225R272 NOT ISSUED N/A
Rev: 2.10 Mar 19, 2007 Page 5 of 6
CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD.
IDENT DESCRIPTIONMFR. P/NOR VALUE PACKAGE NAT P/N QTY.
NTX138-2 Parts List
R273 SM, Carbon Film, 1/8 W, 5% 470 Ohm 1206 70-50-472R274 NOT ISSUED N/AR275 SM, Carbon Film, 1/8 W, 5% 220 Ohm 1206 70-50-222R276 SM, Carbon Film, 1/8 W, 5% 4.7 kOhm 1206 70-50-473R277 Trim Pot, Vert., Top Adj. 10 kOhm 3296W 60-47-104R278 SM, Carbon Film, 1/8 W, 5% 4.7 kOhm 1206 70-50-473R279 SM, Carbon Film, 1/8 W, 5% 560 Ohm 1206 70-50-562 1R280 - R281 SM, Carbon Film, 1/8 W, 5% 10 kOhm 1206 70-50-104R282 - R285 SM, Carbon Film, 1/8 W, 5% 100 kOhm 1206 70-50-105 5R286 - R287 SM, Carbon Film, 1/8 W, 5% 220 Ohm 1206 70-50-222R288 SM, Carbon Film, 1/8 W, 5% 22 Ohm 1206 70-50-221 2R289 SM, Carbon Film, 1/8 W, 5% 10 Ohm 1206 70-50-101R290 Trim Pot, Vert., Top Adj. 20 kOhm 3296W 60-47-204 1R291 - R296 NOT ISSUED N/AR297 Carbon Film, 1/4 W, 5% 1.5 kOhm RC05 70-01-153 1R298 SM, Carbon Film, 1/8 W, 5% 100 Ohm 1206 70-50-102R299 - R300 NOT INSTALLED N/AR301 - R302 Carbon Film, 1/4 W, 5% 10 kOhm RC05 70-01-104 2R303 - R304 NOT INSTALLED N/AR305 SM, Carbon Film, 1/8 W, 5% 22 kOhm 1206 70-50-224 2R306 SM, Carbon Film, 1/8 W, 5% 2.2 kOhm 1206 70-50-223R307 SM, Carbon Film, 1/8 W, 5% 330 Ohm 1206 70-50-332 1R308 SM, Carbon Film, 1/8 W, 5% 22 Ohm 1206 70-50-221R309 SM, Carbon Film, 1/8 W, 5% 10 kOhm 1206 70-50-104R310 SM, Carbon Film, 1/8 W, 5% 100 kOhm 1206 70-50-105R311 SM, Carbon Film, 1/8 W, 5% 22 kOhm 1206 70-50-224R312 SM, Carbon Film, 1/8 W, 5% 470 Ohm 1206 70-50-472RT201 -RT202
Thermistor, NTC 470 Ohm 70-40-471 2
TRANSFORMERST201 Inductor, Aircore, 13 Turns 275 nH 35-31-277 2T202 RF Transformer 35-30-101 1
INTEGRATED CIRCUITSU201 SM, Amplifier, Wideband NE5204AD SO-8 34-42-204 1U202 SM, PLL Synthesizer MC145193F SO-20 34-60-193 1U203 SM, Amp, Discrete MAV-11 54-15-011 1U204 Regulator, Continuous Fixed, +V LM340T- 5.0 TO-220 32-10-005 1U205 Regulator, Continuous Fixed, +V LM340T-12 TO-220 32-10-012 1U206 SM, 7-Gate HV Driver Array ULN2003AD SO-16 31-00-003 2U207 SM, CMOS, 8 Bit Shift Register 74HC595 SO-16 31-13-595 1U208 SM, 7-Gate HV Driver Array ULN2003AD SO-16 31-00-003U209 SM, Op-Amp, Dual LMC6482AIM SO-8 34-02-482 1U210 Amp, Monolithic MHW1345N 54-10-001 1
MECHANICAL PARTSM201 PCB, Transmitter, NTX138 Rev 1.00 15-NX-302 1M202 Shield, RF 57CBSUP 1.0"x 1.75"x 0.50" 54-99-001 2M203 Standoff, Non-Threaded 0.21"OD 0.11"ID 25-40-090 2M204 NOT ISSUED N/AM205 Coax, RG-316/U, with grommet 4.25" 08-70-003 1M206 Coax, RG-316/U 3.00" 08-70-004 1
Rev: 2.10 Mar 19, 2007 Page 6 of 6
CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD.Generated by Nat Parts List ManagerENG-FORM: 701-0111.DOT
NORTHERN AIRBORNE TECHNOLOGY LTD.
REV. SHEET
DWG. NO.DWG. TYPEFILE
DESIGNED
DRAWN
DATE
CHECKED
APPROVEDSIZE CAGE CODE PART NO.
TITLE
B 3AB01
CONFIDENTIAL AND PROPRIETARY TO NAT LTD.
R50933
L50710uH
L50810uH
C5241000pF
C5230.1uF
+12.0V
C5255.6pF
C5275.6pF
C526150pF
C5282.2pF
C529220pF
R5122.2k
R5132.2k R516
10
R51510k
R51433k
C53315pF
C53415pF
C5301000pF
+12.0V
C5311000pF
C5320.01uF
C5351000pF
+12.0V
C53822pF
C5411000pF
C5361000pF
C5421000pF
OS
C6
OS
C7
IN A
1
IN B
2
OU
T A
4
OU
T B
5
VCC 8GND3
U502SA602
C53710pF
Y50123.6 MHz
+5.0V
C539220pF
C543330pF
C54456pF
C545100pF
C546120pF
2nd IF FILTER
FILTER TERM./AMP
45MHz CRYSTAL FILTER
C517470pF
C5210.01uF
C5221000pF
C501220pF
C503100pF
C504100pF
C50647pF
C51322pF
C5111000pF
C515100pF
C5080.01uF
C5101000pF
R50147k
R50247k
R50347k
R506100k
R50522k
RF TUNING VOLTAGETP501
L50160nH
L502750nH
L50360nH
L50560nH
D501MMBV109
D502MMBV109
+12.0V
L5041uH
R507220 C512
470pF
D503MMBV109
C5140.01uF
+12.0VTP502
R50847k
R50468k
C507470pF
CONT
IN
C5024.7pF
C5051.5pF C516
3.3pF
C50910uF
RF AMPLIFIER
RF BANDPASS FILTER
VOLTAGE TUNABLE
R51722k
21.4 MHzTP505
21.4 MHz
J501TO J205
C5405.5-30pF
L509 L510
L511
L512
L513 L514
LO8
RF1
GND2
GND5 GND 6GND 7IF 4IF 3
U501SRA-1
J502NOT INSTALLED
45MHZ IFTP504
45MHZ IFTP503
R510100k
R511100k
G
DS
Q502J308
C51818pF
C52015pF
L50633nH
C5191.5pF
RX RF TUNE
RX RF TUNE
C65310uF
C65410uF
C65510uF
C6620.01uF
J509IF OUTPUT
C6641000pF
24
SU
MP
OR
T1
GN
D6
1 3
U517JPS-2-1W
1
TO J401
LOCAL OSCILLATORJ503
NOT INSTALLED
12
34
JP503
TO SHEET 2R620820
2.00
MAY 21/97
JR
LDR
1/4SCHEMATIC
NTX138-5
401-0.SCH NTX138-5\401-0
NTX138 MAIN RECEIVER SUBASSEMBLY
WIDE/NAR AUDIO BW
MAIN RX ACTIVE
SCAN SQUELCH
SQ DISABLE
+15.0V
MAIN RX AUDIO
RX RF TUNE
CLOCK
LOAD PLLSYNTH SERIAL DATA
S/R ENABLE
PLL REF
A
RX LOCK DETECT
DCS DATA OUT
1+15.0V2MAIN RX ACTIVE3DATA GND4DATA GND
5MAIN RX AUDIO6DCS DATA7WIDE/NAR RX BW8SCAN SQUELCH9RX RF TUNE
10SQ DISABLE11SYNTH SERIAL CLOCK12SYNTH SERIAL DATA13PLL ENABLE14LOAD PLL S/R15RESERVED SPARE16PLL REF17RESERVED SPARE18RX LOCK DETECT
J50418 PIN IDCTO J703, NTX138-7
1 4
3
2
FL502TE543021.4MHZ
FL501ATE9310
FL501BTE9310
NTX138-4
NTX138-2
2
J510JP504
JP505
+5.0V
JP506
NOTES: UNLESS OTHERWISE SPECIFIED
1. ALL RESISTOR VALUES IN OHMS
2.
2.
GUARD RECEIVER
INSTALLED
NOT INSTALLED
1-2 SHORTED
1-3 SHORTED2,4 OPEN
3-4 SHORTED
JP503
3.
3.
DF OPTION JP505
INSTALLED
NOT INSTALLED
SHORTED
OPEN
DF - IF OUTPUT
VOLTAGEDF REFERENCE
AGC DFCONTROLVOLTAGE
TO SHEET 3,4
FROM SHEET 2
TO SHEET 3
FROM SHEET 3
FROM SHEET 2
FROM SHEET 2
TO SHEET 3
FROM SHEET 3
TO SHEET 1
TO SHEET 4
TO SHEET 2
TO SHEET 2
TO SHEET 3,4
TO SHEET 2
SECOND MIXER
4.
4.
R507 IS NOT INSTALLED FOR DF OPTION(AM DEMODULATOR BOARD INSTALLED)
FOR PREVIOUS REVISIONS, SEE NTX138-5\401-T140
1.50 ECN NTX138-5\606-0007 RE-INSTALL C551 2.2uF CAPACITOR APR 22/98 JJE
ECR 1250, 1253 - M512 WAS 4.00", M504 NOT INSTALLED,M502 WAS 54CBS1x1.75x.5. ALL TOP SHEET ONLY.
1.60 OCT 1/98 TPP
1.61 ECR1432 - Q502, Q509 & Q510 WERE 2SK125. DEC 21/05 BKV
REVISIONS
REV DESCRIPTION DATE BY
1.70 ECR1502 - R639 & R640 WERE 70-01-471. JAN 10/06 JN1.80 JUL 25/06 LACECR001926 - U513 WAS MC145191F.
ECR001591 - Q501, Q503 WERE 77-29-201, M506 WAS27-99-018.
1.90 FEB 23/07 BKV
3
21
4 Q501BF994S
3
21
4 Q503BF994S
ECR001872 - VALUE CHANGES SEE ECR FOR DETAILS.2.00 MAR 19/07 BKV
NORTHERN AIRBORNE TECHNOLOGY LTD.
REV. SHEET
DWG. NO.DWG. TYPEFILE
DESIGNED
DRAWN
DATE
CHECKED
APPROVEDSIZE CAGE CODE PART NO.
TITLE
B 3AB01
CONFIDENTIAL AND PROPRIETARY TO NAT LTD.
MIX
IN 1
1
BA
SE
2
2nd
EM
ITTE
R5
2nd
LO B
AS
E6
VC
C8
ME
TER
DR
IVE
12
CA
RR
IER
DE
TEC
T13
LIM
ITE
R D
CP
L10
LIM
ITE
R D
CP
L11
QU
AD
CO
IL14
MIX
OU
T 2
7
LIM
ITE
R IN
9
VEE 20
-OP
AM
P IN
15
OP
AM
P O
UT
19
AU
DIO
16
CO
MP
IN17
CO
MP
O/P
18
MIX
IN 2
22
MIX
IN 2
21
MIX
ER
O/P
123
1st
LOTA
NK
26
MIX
IN 1
28
U503MC3363
C5520.01uF
C5530.1uF
Y50220.945
C55522pF
C55422pF
C5560.1uF
C5590.22uF
C5570.22uF C560
0.22uF
C5470.1uF
C5480.1uF C550
0.1uF
C5610.22uF
C55810uF
R521100k
R52
022
k
R52
210
k
+5.0V
R52339k
3
1
2
6
4
L515455 KHZ
C5490.01uF
C5512.2uF
R51910
R51810k+5.0V
2nd IF INTP506
C5780.047uF
R545470k
R5431.5k
R54410k
+5.0V
R542470k
D5051N459A
SQ ADJUST
R541820
R53947k
D5041N459A
C5771.0uF
C5720.1uF
C5690.1uF
R53310k
R53210k
+12.0V R536100k
C571470pF
C570470pF
R5352.2k
R5344.7k
C5680.1uF
C566470pF
C5651000pF
C5671000pF
C5630.01uF
R5284.7k
R531220k
R529330k
R5243.3k
R53010k
+5.0V
BANDPASS FILTER NETWORK
C5850.1uF
+12.0V
C584150pF
C5830.1uF
C5821000pF
C5810.22uF
R5604.7k
R55810k
R55722k
R55910k
+12.0V
R561220k
C5860.47uF
8 9
6
U507DMC14066BD
43
5
U507CMC14066BD
R54610k
R54733k
C5790.1uF
C5800.1uF
R54856k
R54918k
+5.0V
+5.0V
NOISE SQUELCH DETECTOR
SQ COMPARATOR
BUFFER/LOWPASS FILTER
C5620.22uF
SCAN SQUELCH
JP501DCS TEST
DCS DATA OUT
1 5
32 4
FL504455KHZ
R550100k
R55122k
R5408.2k
5
67
U506BSSM-2135S
3
21
48
U506ASSM-2135S
NOISE SQTP509
1 2
13
147 U507A
MC14066BD
1110
12
U507BMC14066BD
+5.0V
R55310k
+5.0V
R55210k
+5.0V
SQ DISABLE
+12.0V
MAIN RX AUDIO
MAIN RX ACTIVE
JP502NOT INSTALLED
5
67
U505BSSM-2135S
3
21
48
U505ASSM-2135S
R538220k
R53768k
C5760.1uF
+12.0V
C574220pF
C5751500pF
C5730.22uF
3
21
48
U508ASSM-2135S
5
67
U508BSSM-2135S
BFP OUTTP508
21.4 MHz
FM AUDIO
FM AUDIOTP507
MHz
+5.0V
C65610uF
C6635.5-30pF
R627100k
R62822k
+12.0V R6328.2k
WIDE/NAR AUDIO BW
t
RT50310k
+5.0V
R6411M
2.00
MAY 21/97
JR
LDR
2/4SCHEMATIC
NTX138-5
401-1.SCH NTX138-5\401-1
NTX138 MAIN RECEIVER SUBASSEMBLY
FM IFLIMITER/DETECTOR
FASTSCANADJ
R64210k
+5.0V
FROM SHEET 1
TO SHEET 1
TO SHEET 1
TO SHEET 1
FROM SHEET 1
FROM SHEET 1
FROM SHEET 1
NORTHERN AIRBORNE TECHNOLOGY LTD.
REV. SHEET
DWG. NO.DWG. TYPEFILE
DESIGNED
DRAWN
DATE
CHECKED
APPROVEDSIZE CAGE CODE PART NO.
TITLE
B 3AB01
CONFIDENTIAL AND PROPRIETARY TO NAT LTD.
C6111000pF
C6090.1uF
+5.0V C612470uF
R57810
+5.0V
C6100.01uF
R57915k
Q5062N4123
Q5082N4123
Q5072N3906
R581680 R586
220
R5852.2k
R584150
R5801k
R582220
+15.0V
C615220pF
R5871M
D508TMPD914
D509TMPD914
C6170.022uF
R588100k
R58947k
C6183300pF
C6191000pF
TP511
TP512
VCO CONTROL VOLTAGETP513
ERROR SIGNAL LOOP FILTER
PLL REF
LOAD PLL
CLOCK
SYNTH SERIAL DATA LOOP FILTER
R58333
C614470uF
C6511000pF
C601N/I
R569N/I
C6021000pF
C6043.9pF
C6034.7pF
C605N/I
L51847nH
+12.0V
C6061000pF
R570220
RF BUFFER AMP
LOW PASS FILTER
R57110
C6070.01uF
C608100uF
R
V
R572100K
R573100K
R574100K
+5.0V +5.0V +5.0V
R575100k
R57622k
R577470
Q5052N4123
DS501GREEN
C6131uF
+5.0V
J505OSC IN
L51622nH
C58718pF
C58918pF
C5881.5pF
C5921000pF
C5948.2pF
C59318pF
C5954.7pF
L51722nH
LOW PASS FILTER LOW PASS FILTER
FROM J508
R56710
R566470
R568470
C5980.1uF
C5970.1uF
C5990.1uF
+5.0V
+12.0V
POWER SUPPLY
+15.0V
C652N/I
J508OSC OUTTO J505
OSCILLATOR
C65747uF
R61510
+5.0V
R6162.2
C66047uF
C66110uF
R6182.2
C659470uF
+15.0V
R61747
LOCAL OSCILLATOR
C6651000pF
C5901000pF
L5371uH
R565390
+12.0V
RF AMP
RX RF AMP
C591150nH
C600N/I
C6661000pF
R6290
R6300
1
2
34
U509MAR-6
2.00
MAY 21/97
JR
LDR
3/4SCHEMATIC
NTX138-5
401-2.SCH NTX138-5\401-2
NTX138 MAIN RECEIVER SUBASSEMBLY
1
2
3
4 5 6 7 8
U512N/I
Vin1
GN
D2
OUT 3
U510LM340T-12
RX LOCK DETECT
PLL FREQUENCY SYNTHESIZER
Vin3
GN
D2
+5V 1
U511LM78L05ACZ
TO SHEET 1
TO SHEET 4
FROM SHEET 4
FROM SHEET 1
TO SHEET 1
ALL 4 SIGNALS
REF OUT 1
LD 2
Pr 3
Pv 4
VPD 5
PD OUT 6
GND 7
Rx 8
TEST1 9
F in- 10F in11
Vcc(AMP)12
TEST213
Vdd14
OUT B15
OUT A16
ENABLE17
CLK18
DATA IN19
REF IN20
U513MC145193F
JUMPER
C67647pF
NORTHERN AIRBORNE TECHNOLOGY LTD.
REV. SHEET
DWG. NO.DWG. TYPEFILE
DESIGNED
DRAWN
DATE
CHECKED
APPROVEDSIZE CAGE CODE PART NO.
TITLE
B 3AB01
CONFIDENTIAL AND PROPRIETARY TO NAT LTD.
4 13
U514DULN2003
3 14
U514CULN2003
2 15
U514BULN2003
1 16
89 U514A
ULN2003
+12.0V R590470
R591470
R59210k
R59310k
L5191uH
L5201uH
R594470
R595470
D511MA4P275
D510MA4P275
+12.0V +12.0V
+12.0V +12.0V
C622470pF
C623470pF
C6215.5-30pF
C6205.5-30pF
C62410pF
D514MMBV109LT1
D515MMBV109LT1
C62515pF
R59747k
L52439.3nH
C62847pF
L5261uH
R598180
+12.0V
C6304700pF
C631470uF
Q509J308
C6321000pF
R59915k
C6334.7pF
C6294.7pF
D517TMPD914
R63922
L5381uHR600
5.6k5 12
U514EULN2003
+12.0V
C6343.3pF
3 14
U516CULN2003
4 13
U516DULN2003
1 16
89
U516AULN2003
2 15
U516BULN2003
+12.0V R603470
R604470
R60510k
R60610k
L5281uH
L5291uH
R607470
R608470
D519MA4P275
D518MA4P275
+12.0V +12.0V
+12.0V +12.0V
C6384700pF
C6394700pF
C6375.5-30pF
C6365.5-30pF
C6408.2pF
D522MMBV109LT1
D523MMBV109LT1
C64115pF
R61047k
L53339.3nH
C64447pF
L5351uH
R611180
+12.0V
C6464700pF
C647470uF
Q510J308
C6481000pF
R61215k
C6492.2pF
C6454.7pF
D525TMPD914
R6402.2
R6135.6k
5 12
U516EULN2003
+12.0V
C6503.9pF
LOOP FILTER
+5.0V
SHIFT REGISTER
S/R ENABLESYNTH SERIAL DATA
CLOCK
OSC 2 ENABLE
OSC 1 ENABLE
RANGE SELECT 2
RANGE SELECT 1
LOOP FILTER
t
RT501470
t
RT502470
R59610k
R60910k
D S
G
D S
G
R602100K
+5.0V
D5165.1V
D5245.1V
C6350.1uF
OSCILLATOR
C658NOT INSTALLED
L5391uH
R5621k
R5631k
6 11
U514FULN2003
7 10
U514GULN2003
6 11
U516FULN2003
7 10
U516GULN2003
R6212.2k
R6222.2k
R6232.2k
R6242.2k
R6254.7k
R6264.7k
C6701.5pF
C6711.5pF
C6721.5pF
C67333pF
L540100nH
2.00
MAY 21/97
JR
LDR
4/4SCHEMATIC
NTX138-5
401-3.SCH NTX138-5\401-3
NTX138 MAIN RECEIVER SUBASSEMBLY
C67427pF
DATA14
CLK11
RESET10
ST12
OE13
Q1 15
Q2 1
Q3 2
Q4 3
Q5 4
Q6 5
Q7 6
Q8 7
O9
VC
C16
GN
D8
U51574HC595
FROM SHEET 3
FROM SHEET 3
TO SHEET 3
FROM SHEET 1
C67527pF
NTX138-5
NTX138-5\701-0Main Receiver Subassembly
Rev: 2.10
NAT Part #:
Document#:
PARTS LIST
Description:
Prepared By: Checked By: Approved By:
Note: Alternate manufacturers' part numbers may be used. Consult NAT for approved alternate parts.
IDENT DESCRIPTIONMFR. P/NOR VALUE PACKAGE NAT P/N QTY.
CAPACITORSC501 SM, Ceramic, 50 V 220 pF 1206 11-05-221 2C502 SM, Ceramic, 50 V 4.7 pF 1206 11-05-479 6C503 - C504 SM, Ceramic, 100 V 100 pF 1206 11-06-101 4C505 SM, Ceramic, 50 V 1.5 pF 1206 11-05-159 6C506 SM, Ceramic, 100 V 47 pF 1206 11-06-470 1C507 SM, Ceramic, 100 V 470 pF 1206 11-06-471 7C508 SM, Ceramic, 100 V 0.01 uF 1206 11-06-103 10C509 Tantalum Dipped, 35 V 10uF T352 10-18-106 7C510 - C511 SM, Ceramic, 50 V 1000 pF 1206 11-05-102 25C512 SM, Ceramic, 100 V 470 pF 1206 11-06-471C513 SM, Ceramic, 50 V 22 pF 1206 11-05-220 3C514 SM, Ceramic, 100 V 0.01 uF 1206 11-06-103C515 SM, Ceramic, 100 V 100 pF 1206 11-06-101C516 SM, Ceramic, 50 V 3.3 pF 1206 11-05-339 3C517 SM, Ceramic, 50 V 470 pF 1206 11-05-471 1C518 SM, Ceramic, 200 V 18 pF 1206 11-07-180 4C519 SM, Ceramic, 50 V 1.5 pF 1206 11-05-159C520 SM, Ceramic, 200 V 15 pF 1206 11-07-150 5C521 SM, Ceramic, 100 V 0.01 uF 1206 11-06-103C522 SM, Ceramic, 50 V 1000 pF 1206 11-05-102C523 SM, Ceramic, 50 V, 10% 0.1 uF 1206 11-05-104 19C524 SM, Ceramic, 50 V 1000 pF 1206 11-05-102C525 SM, Ceramic, 50 V 5.6 pF 1206 11-05-569 2C526 SM, Ceramic, 50 V 150 pF 1206 11-05-151 2C527 SM, Ceramic, 50 V 5.6 pF 1206 11-05-569C528 SM, Ceramic, 50 V 2.2 pF 1206 11-05-229 2C529 SM, Ceramic, 200 V 220 pF 1206 11-07-221 3C530 - C531 SM, Ceramic, 50 V 1000 pF 1206 11-05-102C532 SM, Ceramic, 100 V 0.01 uF 1206 11-06-103C533 - C534 SM, Ceramic, 200 V 15 pF 1206 11-07-150C535 - C536 SM, Ceramic, 50 V 1000 pF 1206 11-05-102C537 SM, Ceramic, 50 V 10 pF 1206 11-05-100 2C538 SM, Ceramic, 200 V 22 pF 1206 11-07-220 1C539 SM, Ceramic, 200 V 220 pF 1206 11-07-221C540 Variable, Ceramic, Green 5.2-30 pF 5 mm 10-99-250 6C541 - C542 SM, Ceramic, 50 V 1000 pF 1206 11-05-102C543 SM, Ceramic, 50 V 330 pF 1206 11-05-331 1
Rev: 2.10 Mar 19, 2007 Page 1 of 8
CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD.
IDENT DESCRIPTIONMFR. P/NOR VALUE PACKAGE NAT P/N QTY.
NTX138-5 Parts List
C544 SM, Ceramic, 50 V 56 pF 1206 11-05-560 1C545 SM, Ceramic, 100 V 100 pF 1206 11-06-101C546 SM, Ceramic, 50 V 120 pF 1206 11-05-121 1C547 - C548 SM, Ceramic, 50 V, 10% 0.1 uF 1206 11-05-104C549 SM, Ceramic, 100 V 0.01 uF 1206 11-06-103C550 SM, Ceramic, 50 V, 10% 0.1 uF 1206 11-05-104C551 SM, Tantalum Molded, 20 V 2.2 uF 3528 11-52-225 1C552 SM, Ceramic, 100 V 0.01 uF 1206 11-06-103C553 SM, Ceramic, 50 V, 10% 0.1 uF 1206 11-05-104C554 - C555 SM, Ceramic, 50 V 22 pF 1206 11-05-220C556 SM, Ceramic, 50 V, 10% 0.1 uF 1206 11-05-104C557 SM, Ceramic, 50 V 0.22 uF 1206 11-01-224 7C558 Tantalum Dipped, 35 V 10uF T352 10-18-106C559 - C562 SM, Ceramic, 50 V 0.22 uF 1206 11-01-224C563 SM, Ceramic, 100 V 0.01 uF 1206 11-06-103C564 NOT ISSUED N/AC565 SM, Ceramic, 50 V 1000 pF 1206 11-05-102C566 SM, Ceramic, 100 V 470 pF 1206 11-06-471C567 SM, Ceramic, 50 V 1000 pF 1206 11-05-102C568 - C569 SM, Ceramic, 50 V, 10% 0.1 uF 1206 11-05-104C570 - C571 SM, Ceramic, 100 V 470 pF 1206 11-06-471C572 SM, Ceramic, 50 V, 10% 0.1 uF 1206 11-05-104C573 SM, Ceramic, 50 V 0.22 uF 1206 11-01-224C574 SM, Ceramic, 200 V 220 pF 1206 11-07-221C575 SM, Ceramic, 50 V 1500 pF 1206 11-05-152 1C576 SM, Ceramic, 50 V, 10% 0.1 uF 1206 11-05-104C577 Tantalum Dipped, 35 V 1.0 uF T352 10-18-105 2C578 SM, Ceramic, 50 V 0.047 uF 1206 11-05-473 1C579 - C580 SM, Ceramic, 50 V, 10% 0.1 uF 1206 11-05-104C581 SM, Ceramic, 50 V 0.22 uF 1206 11-01-224C582 SM, Ceramic, 50 V 1000 pF 1206 11-05-102C583 SM, Ceramic, 50 V, 10% 0.1 uF 1206 11-05-104C584 SM, Ceramic, 50 V 150 pF 1206 11-05-151C585 SM, Ceramic, 50 V, 10% 0.1 uF 1206 11-05-104C586 Ceramic Dipped, 50 V 0.47uF C330 10-09-474 1C587 SM, Ceramic, 200 V 18 pF 1206 11-07-180C588 SM, Ceramic, 50 V 1.5 pF 1206 11-05-159C589 SM, Ceramic, 200 V 18 pF 1206 11-07-180C590 SM, Ceramic, 50 V 1000 pF 1206 11-05-102C591 SM, Inductor 150 nH 1008 35-62-151 1C592 SM, Ceramic, 50 V 1000 pF 1206 11-05-102C593 SM, Ceramic, 200 V 18 pF 1206 11-07-180C594 SM, Ceramic, 100 V 8.2 pF 1206 11-06-829 2C595 SM, Ceramic, 50 V 4.7 pF 1206 11-05-479C596 NOT ISSUED N/AC597 - C599 SM, Ceramic, 50 V, 10% 0.1 uF 1206 11-05-104C600 - C601 NOT INSTALLED N/AC602 SM, Ceramic, 50 V 1000 pF 1206 11-05-102C603 SM, Ceramic, 50 V 4.7 pF 1206 11-05-479C604 SM, Ceramic, 50 V 3.9 pF 1206 11-05-399 1C605 NOT INSTALLED N/AC606 SM, Ceramic, 50 V 1000 pF 1206 11-05-102C607 SM, Ceramic, 100 V 0.01 uF 1206 11-06-103
Rev: 2.10 Mar 19, 2007 Page 2 of 8
CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD.
IDENT DESCRIPTIONMFR. P/NOR VALUE PACKAGE NAT P/N QTY.
NTX138-5 Parts List
C608 Aluminum Electrolytic, 16 V 100 uF 1C 10-32-107 1C609 SM, Ceramic, 50 V, 10% 0.1 uF 1206 11-05-104C610 SM, Ceramic, 100 V 0.01 uF 1206 11-06-103C611 SM, Ceramic, 50 V 1000 pF 1206 11-05-102C612 Aluminum Electrolytic, 16 V 470 uF 10-31-477 4C613 Tantalum Dipped, 35 V 1.0 uF T352 10-18-105C614 Aluminum Electrolytic, 25 V 470 uF 1E 10-33-477 1C615 SM, Ceramic, 50 V 220 pF 1206 11-05-221C616 NOT ISSUED N/AC617 Metalized Polyester, 630 V 0.022 uF RAD0.4 10-69-223 1C618 SM, Ceramic, 50 V 3300 pF 1206 11-05-332 1C619 SM, Ceramic, 50 V 1000 pF 1206 11-05-102C620 - C621 Variable, Ceramic, Green 5.2-30 pF 5 mm 10-99-250C622 - C623 SM, Ceramic, 100 V 470 pF 1206 11-06-471C624 SM, Ceramic, 50 V 10 pF 1206 11-05-100C625 SM, Ceramic, 200 V 15 pF 1206 11-07-150C626 - C627 NOT ISSUED N/AC628 Ceramic Dipped, N750 Temp. Coeff.,
100V47 pF C320 10-12-470 2
C629 SM, Ceramic, 50 V 4.7 pF 1206 11-05-479C630 SM, Ceramic, 50 V 4700 pF 1206 11-05-472 4C631 Aluminum Electrolytic, 16 V 470 uF 10-31-477C632 SM, Ceramic, 50 V 1000 pF 1206 11-05-102C633 SM, Ceramic, 50 V 4.7 pF 1206 11-05-479C634 SM, Ceramic, 50 V 3.3 pF 1206 11-05-339C635 SM, Ceramic, 50 V, 10% 0.1 uF 1206 11-05-104C636 - C637 Variable, Ceramic, Green 5.2-30 pF 5 mm 10-99-250C638 - C639 SM, Ceramic, 50 V 4700 pF 1206 11-05-472C640 SM, Ceramic, 100 V 8.2 pF 1206 11-06-829C641 SM, Ceramic, 200 V 15 pF 1206 11-07-150C642 - C643 NOT ISSUED N/AC644 Ceramic Dipped, N750 Temp. Coeff.,
100V47 pF C320 10-12-470
C645 SM, Ceramic, 50 V 4.7 pF 1206 11-05-479C646 SM, Ceramic, 50 V 4700 pF 1206 11-05-472C647 Aluminum Electrolytic, 16 V 470 uF 10-31-477C648 SM, Ceramic, 50 V 1000 pF 1206 11-05-102C649 SM, Ceramic, 50 V 2.2 pF 1206 11-05-229C650 SM, Ceramic, 50 V 3.3 pF 1206 11-05-339C651 SM, Ceramic, 50 V 1000 pF 1206 11-05-102C652 NOT INSTALLED N/AC653 - C656 Tantalum Dipped, 35 V 10uF T352 10-18-106C657 Tantalum Dipped, 20 V 47 uF T352 10-17-476 2C658 NOT INSTALLED N/AC659 Aluminum Electrolytic, 16 V 470 uF 10-31-477C660 Tantalum Dipped, 20 V 47 uF T352 10-17-476C661 Tantalum Dipped, 35 V 10uF T352 10-18-106C662 SM, Ceramic, 100 V 0.01 uF 1206 11-06-103C663 Variable, Ceramic, Green 5.2-30 pF 5 mm 10-99-250C664 - C666 SM, Ceramic, 50 V 1000 pF 1206 11-05-102C667 - C669 NOT ISSUED N/AC670 - C672 SM, Ceramic, 50 V 1.5 pF 1206 11-05-159C673 SM, Ceramic, 200 V 33 pF 1206 11-07-330 1
Rev: 2.10 Mar 19, 2007 Page 3 of 8
CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD.
IDENT DESCRIPTIONMFR. P/NOR VALUE PACKAGE NAT P/N QTY.
NTX138-5 Parts List
C674 - C675 SM, Ceramic, 200 V 27 pF 1206 11-07-270 2C676 SM, Ceramic, 50 V 47 pF 1206 11-05-470 1
DIODESD501 - D503 SM, Varactor MMBV109LT1 SOT-23 74-04-326 7D504 - D505 Rectifier, Silicon, Small Sig. 1N459A 75-30-459 2D506 - D507 NOT ISSUED N/AD508 - D509 SM, Small Signal, Silicon MMBD914 SOT-23 74-00-301 4D510 - D511 SM, Pin Diode MA4P275-287 SOT-23 75-35-287 4D512 - D513 NOT ISSUED N/AD514 - D515 SM, Varactor MMBV109LT1 SOT-23 74-04-326D516 SM, Zener, 5.1 V MMBZ5231B SOT-23 74-10-351 2D517 SM, Small Signal, Silicon MMBD914 SOT-23 74-00-301D518 - D519 SM, Pin Diode MA4P275-287 SOT-23 75-35-287D520 - D521 NOT ISSUED N/AD522 - D523 SM, Varactor MMBV109LT1 SOT-23 74-04-326D524 SM, Zener, 5.1 V MMBZ5231B SOT-23 74-10-351D525 SM, Small Signal, Silicon MMBD914 SOT-23 74-00-301
DISPLAYSDS501 LED, Green, Bi-pin T1-3/4 47-01-253 1
FILTERSFL501A Filter, Crystal, IF, 4 Pole 45 MHz +/- 3.75 kHz 2 x M2 22-15-310 1FL501B Part of 22-15-310 TE9310 22-15-310 1FL502 Crystal IF Filter, 21.4 MHz, 6 Pole TE5430 SM3 22-12-150 1FL503 NOT ISSUED N/AFL504 Filter, IF, Ceramic, 455 kHz, 6 Pole 22-75-455 1
CONNECTORSJ501 Coaxial Jack, PC Mount SSMB 20-60-000 4J502 - J503 NOT INSTALLED N/AJ504 Strip Plug, Dbl Row Straight, PC Mnt 18 Pin 20-00-018 1J505 Coaxial Jack, PC Mount SSMB 20-60-000J506 - J507 NOT ISSUED N/AJ508 - J509 Coaxial Jack, PC Mount SSMB 20-60-000J510 Strip Socket, Single Row Straight, PC
Mn2 Pin 20-09-002
JUMPERSJP501 Strip Plug, Sgl Row Straight, PC Mnt 2 Pin 20-03-002 2JP502 NOT INSTALLED N/AJP503 Strip Plug, Dbl Row Straight, PC Mnt 4 Pin 20-00-004L 1JP504 Strip Socket, Single Row Straight, PC
Mn2 Pin 20-09-002 3
JP505 Strip Plug, Sgl Row Straight, PC Mnt 2 Pin 20-03-002JP506 Strip Socket, Single Row Straight, PC
Mn2 Pin 20-09-002
INDUCTORSL501 Variable, Red 60 nH 7mm/4 hole 35-45-600 3L502 SM, Inductor 750 nH 1008 35-62-751 1L503 Variable, Red 60 nH 7mm/4 hole 35-45-600L504 Choke, Low Power, 10% 1 uH RC05 35-01-103 7
Rev: 2.10 Mar 19, 2007 Page 4 of 8
CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD.
IDENT DESCRIPTIONMFR. P/NOR VALUE PACKAGE NAT P/N QTY.
NTX138-5 Parts List
L505 Variable, Red 60 nH 7mm/4 hole 35-45-600L506 SM, Inductor 33 nH 1008 35-62-330 1L507 - L508 SM, Inductor 10 uH 1206 35-62-100 2L509 - L514 Inductor, Variable, Top Adjust 1 uH 35-45-202 6L515 Coil, Variable, 455kHz, 0.64 mH RMC-502182NO 35-25-455 1L516 - L517 SM, Inductor 22 nH 1008 35-62-220 2L518 SM, Inductor 47nH 1008 35-62-470 1L519 - L520 Choke, Low Power, 10% 1 uH RC05 35-01-103L521 - L523 NOT ISSUED N/AL524 Inductor, Variable 39.3 nH 35-16-393 2L525 NOT ISSUED N/AL526 Choke, Low Power, 10% 1 uH RC05 35-01-103L527 NOT ISSUED N/AL528 - L529 Choke, Low Power, 10% 1 uH RC05 35-01-103L530 - L532 NOT ISSUED N/AL533 Inductor, Variable 39.3 nH 35-16-393L534 NOT ISSUED N/AL535 Choke, Low Power, 10% 1 uH RC05 35-01-103L536 NOT ISSUED N/AL537 - L539 SM, Inductor 1 uH 1008 35-62-102 3L540 Inductor, Mini Axial, 10% 0.10 uH 35-04-101 1
TRANSISTORSQ501 SM, Dual Gate MOSFET, RF BF994S SOT-143 76-29-994 2Q502 JFET, N-Channel J308 TO-92 77-32-308 3Q503 SM, Dual Gate MOSFET, RF BF994S SOT-143 76-29-994Q504 NOT ISSUED N/AQ505 - Q506 Bi-polar, Small Signal, NPN 2N4123 TO-92 77-00-123 3Q507 Bi-polar, Small Signal, PNP 2N3906 TO-92 77-21-906 1Q508 Bi-polar, Small Signal, NPN 2N4123 TO-92 77-00-123Q509 - Q510 JFET, N-Channel J308 TO-92 77-32-308
RESISTORSR501 - R503 SM, Carbon Film, 1/8 W, 5% 47 kOhm 1206 70-50-474 8R504 SM, Carbon Film, 1/8 W, 5% 68 kOhm 1206 70-50-684 2R505 SM, Carbon Film, 1/8 W, 5% 22 kOhm 1206 70-50-224 7R506 SM, Carbon Film, 1/8 W, 5% 100 kOhm 1206 70-50-105 12R507 SM, Carbon Film, 1/8 W, 5% 220 Ohm 1206 70-50-222 4R508 SM, Carbon Film, 1/8 W, 5% 47 kOhm 1206 70-50-474R509 SM, Carbon Film, 1/8 W, 5% 33 Ohm 1206 70-50-331 2R510 - R511 SM, Carbon Film, 1/8 W, 5% 100 kOhm 1206 70-50-105R512 - R513 SM, Carbon Film, 1/8 W, 5% 2.2 kOhm 1206 70-50-223 8R514 SM, Carbon Film, 1/8 W, 5% 33 kOhm 1206 70-50-334 2R515 SM, Carbon Film, 1/8 W, 5% 10 kOhm 1206 70-50-104 18R516 SM, Carbon Film, 1/8 W, 5% 10 Ohm 1206 70-50-101 6R517 SM, Carbon Film, 1/8 W, 5% 22 kOhm 1206 70-50-224R518 SM, Carbon Film, 1/8 W, 5% 10 kOhm 1206 70-50-104R519 SM, Carbon Film, 1/8 W, 5% 10 Ohm 1206 70-50-101R520 SM, Carbon Film, 1/8 W, 5% 22 kOhm 1206 70-50-224R521 Trim Pot, Vert., Top Adj. 100 kOhm 3296W 60-47-105 1R522 SM, Carbon Film, 1/8 W, 5% 10 kOhm 1206 70-50-104R523 SM, Carbon Film, 1/8 W, 5% 39 kOhm 1206 70-50-394 1R524 SM, Carbon Film, 1/8 W, 5% 3.3 kOhm 1206 70-50-333 1
Rev: 2.10 Mar 19, 2007 Page 5 of 8
CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD.
IDENT DESCRIPTIONMFR. P/NOR VALUE PACKAGE NAT P/N QTY.
NTX138-5 Parts List
R525 - R527 NOT ISSUED N/AR528 SM, Carbon Film, 1/8 W, 5% 4.7 kOhm 1206 70-50-473 5R529 SM, Carbon Film, 1/8 W, 5% 330 kOhm 1206 70-50-335 1R530 SM, Carbon Film, 1/8 W, 5% 10 kOhm 1206 70-50-104R531 SM, Carbon Film, 1/8 W, 5% 220 kOhm 1206 70-50-225 3R532 - R533 SM, Carbon Film, 1/8 W, 5% 10 kOhm 1206 70-50-104R534 SM, Carbon Film, 1/8 W, 5% 4.7 kOhm 1206 70-50-473R535 SM, Carbon Film, 1/8 W, 5% 2.2 kOhm 1206 70-50-223R536 SM, Carbon Film, 1/8 W, 5% 100 kOhm 1206 70-50-105R537 SM, Carbon Film, 1/8 W, 5% 68 kOhm 1206 70-50-684R538 SM, Carbon Film, 1/8 W, 5% 220 kOhm 1206 70-50-225R539 SM, Carbon Film, 1/8 W, 5% 47 kOhm 1206 70-50-474R540 SM, Carbon Film, 1/8 W, 5% 8.2 kOhm 1206 70-50-823 2R541 SM, Carbon Film, 1/8 W, 5% 820 Ohm 1206 70-50-822 2R542 SM, Carbon Film, 1/8 W, 5% 470 kOhm 1206 70-50-475 2R543 SM, Carbon Film, 1/8 W, 5% 1.5 kOhm 1206 70-50-153 1R544 Trim Pot, Vert., Top Adj. 10 kOhm 3296W 60-47-104 1R545 SM, Carbon Film, 1/8 W, 5% 470 kOhm 1206 70-50-475R546 SM, Carbon Film, 1/8 W, 5% 10 kOhm 1206 70-50-104R547 SM, Carbon Film, 1/8 W, 5% 33 kOhm 1206 70-50-334R548 SM, Carbon Film, 1/8 W, 5% 56 kOhm 1206 70-50-564 1R549 SM, Carbon Film, 1/8 W, 5% 18 kOhm 1206 70-50-184 1R550 SM, Carbon Film, 1/8 W, 5% 100 kOhm 1206 70-50-105R551 SM, Carbon Film, 1/8 W, 5% 22 kOhm 1206 70-50-224R552 - R553 SM, Carbon Film, 1/8 W, 5% 10 kOhm 1206 70-50-104R554 - R556 NOT ISSUED N/AR557 SM, Carbon Film, 1/8 W, 5% 22 kOhm 1206 70-50-224R558 - R559 SM, Carbon Film, 1/8 W, 5% 10 kOhm 1206 70-50-104R560 SM, Carbon Film, 1/8 W, 5% 4.7 kOhm 1206 70-50-473R561 SM, Carbon Film, 1/8 W, 5% 220 kOhm 1206 70-50-225R562 - R563 SM, Carbon Film, 1/8 W, 5% 1.0 kOhm 1206 70-50-103 3R564 NOT ISSUED N/AR565 SM, Carbon Film, 1/8 W, 5% 390 Ohm 1206 70-50-392 1R566 SM, Carbon Film, 1/8 W, 5% 470 Ohm 1206 70-50-472 11R567 SM, Carbon Film, 1/8 W, 5% 10 Ohm 1206 70-50-101R568 SM, Carbon Film, 1/8 W, 5% 470 Ohm 1206 70-50-472R569 NOT INSTALLED N/AR570 SM, Carbon Film, 1/8 W, 5% 220 Ohm 1206 70-50-222R571 SM, Carbon Film, 1/8 W, 5% 10 Ohm 1206 70-50-101R572 - R575 SM, Carbon Film, 1/8 W, 5% 100 kOhm 1206 70-50-105R576 SM, Carbon Film, 1/8 W, 5% 22 kOhm 1206 70-50-224R577 SM, Carbon Film, 1/8 W, 5% 470 Ohm 1206 70-50-472R578 SM, Carbon Film, 1/8 W, 5% 10 Ohm 1206 70-50-101R579 SM, Carbon Film, 1/8 W, 5% 15 kOhm 1206 70-50-154 3R580 SM, Carbon Film, 1/8 W, 5% 1.0 kOhm 1206 70-50-103R581 SM, Carbon Film, 1/8 W, 5% 680 Ohm 1206 70-50-682 1R582 SM, Carbon Film, 1/8 W, 5% 220 Ohm 1206 70-50-222R583 SM, Carbon Film, 1/8 W, 5% 33 Ohm 1206 70-50-331R584 SM, Carbon Film, 1/8 W, 5% 150 Ohm 1206 70-50-152 1R585 SM, Carbon Film, 1/8 W, 5% 2.2 kOhm 1206 70-50-223R586 SM, Carbon Film, 1/8 W, 5% 220 Ohm 1206 70-50-222R587 SM, Carbon Film, 1/8 W, 5% 1.0 MOhm 1206 70-50-106 2R588 SM, Carbon Film, 1/8 W, 5% 100 kOhm 1206 70-50-105
Rev: 2.10 Mar 19, 2007 Page 6 of 8
CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD.
IDENT DESCRIPTIONMFR. P/NOR VALUE PACKAGE NAT P/N QTY.
NTX138-5 Parts List
R589 SM, Carbon Film, 1/8 W, 5% 47 kOhm 1206 70-50-474R590 - R591 SM, Carbon Film, 1/8 W, 5% 470 Ohm 1206 70-50-472R592 - R593 SM, Carbon Film, 1/8 W, 5% 10 kOhm 1206 70-50-104R594 - R595 SM, Carbon Film, 1/8 W, 5% 470 Ohm 1206 70-50-472R596 SM, Carbon Film, 1/8 W, 5% 10 kOhm 1206 70-50-104R597 SM, Carbon Film, 1/8 W, 5% 47 kOhm 1206 70-50-474R598 SM, Carbon Film, 1/8 W, 5% 180 Ohm 1206 70-50-182 2R599 SM, Carbon Film, 1/8 W, 5% 15 kOhm 1206 70-50-154R600 SM, Carbon Film, 1/8 W, 5% 5.6 kOhm 1206 70-50-563 2R601 NOT ISSUED N/AR602 SM, Carbon Film, 1/8 W, 5% 100 kOhm 1206 70-50-105R603 - R604 SM, Carbon Film, 1/8 W, 5% 470 Ohm 1206 70-50-472R605 - R606 SM, Carbon Film, 1/8 W, 5% 10 kOhm 1206 70-50-104R607 - R608 SM, Carbon Film, 1/8 W, 5% 470 Ohm 1206 70-50-472R609 SM, Carbon Film, 1/8 W, 5% 10 kOhm 1206 70-50-104R610 SM, Carbon Film, 1/8 W, 5% 47 kOhm 1206 70-50-474R611 SM, Carbon Film, 1/8 W, 5% 180 Ohm 1206 70-50-182R612 SM, Carbon Film, 1/8 W, 5% 15 kOhm 1206 70-50-154R613 SM, Carbon Film, 1/8 W, 5% 5.6 kOhm 1206 70-50-563R614 NOT ISSUED N/AR615 SM, Carbon Film, 1/8 W, 5% 10 Ohm 1206 70-50-101R616 Carbon Film, 1/4 W, 5% 2.2 Ohm RC05 70-01-220 3R617 Carbon Film, 1/4 W, 5% 47 Ohm RC05 70-01-471 1R618 Carbon Film, 1/4 W, 5% 2.2 Ohm RC05 70-01-220R619 NOT ISSUED N/AR620 SM, Carbon Film, 1/8 W, 5% 820 Ohm 1206 70-50-822R621 - R624 SM, Carbon Film, 1/8 W, 5% 2.2 kOhm 1206 70-50-223R625 - R626 SM, Carbon Film, 1/8 W, 5% 4.7 kOhm 1206 70-50-473R627 SM, Carbon Film, 1/8 W, 5% 100 kOhm 1206 70-50-105R628 SM, Carbon Film, 1/8 W, 5% 22 kOhm 1206 70-50-224R629 - R630 SM, Carbon Film, 1/8 W, 5% 0.0 Ohm 1206 70-50-000 2R631 NOT ISSUED N/AR632 SM, Carbon Film, 1/8 W, 5% 8.2 kOhm 1206 70-50-823R633 - R638 NOT ISSUED N/AR639 Carbon Film, 1/4 W, 5% 22 Ohm RC05 70-01-221 1R640 Carbon Film, 1/4 W, 5% 2.2 Ohm RC05 70-01-220R641 SM, Carbon Film, 1/8 W, 5% 1.0 MOhm 1206 70-50-106R642 SM, Carbon Film, 1/8 W, 5% 10 kOhm 1206 70-50-104RT501 -RT502
Thermistor, NTC 470 Ohm 70-40-471 2
RT503 Thermistor, NTC 10 kOhm 70-40-103 1
INTEGRATED CIRCUITSU501 Mixer, Diode SRA-1 54-05-001 1U502 SM, Active Mixer SA602AD/01 SO-8 34-35-602 1U503 SM, Receiver, FM IF MC3363DW SOL-28 34-63-363 1U504 NOT ISSUED N/AU505 - U506 SM, Op-Amp, Dual SSM2135S SO-8 34-02-135 3U507 SM, CMOS, Quad Switch MC14066BD SO-14 31-10-066 1U508 SM, Op-Amp, Dual SSM2135S SO-8 34-02-135U509 SM, Monolithic Amp, RF MSA-0686 MAR-SM 54-15-MAR6 1U510 Regulator, Continuous Fixed, +V LM340T-12 TO-220 32-10-012 1U511 Regulator, Continuous Fixed, +5V LM78L05ACZ TO-92 32-10-105 1
Rev: 2.10 Mar 19, 2007 Page 7 of 8
CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD.
IDENT DESCRIPTIONMFR. P/NOR VALUE PACKAGE NAT P/N QTY.
NTX138-5 Parts List
U512 NOT INSTALLED N/AU513 SM, PLL Synthesizer MC145193F SO-20 34-60-193 1U514 SM, 7-Gate HV Driver Array ULN2003AD SO-16 31-00-003 2U515 SM, CMOS, 8 Bit Shift Register 74HC595 SO-16 31-13-595 1U516 SM, 7-Gate HV Driver Array ULN2003AD SO-16 31-00-003U517 SM, RF Splitter, 2 Port JPS-2-1W 54-02-210 1
CRYSTALSY501 Parallel Resonant 23.6 MHz HC-49 21-01-236 1Y502 Parallel Resonant 20.945 MHz HC-49/T-G 21-01-001 1
MECHANICAL PARTSM501 Shorting Block 881545-1 2 Pin 20-48-100 2M502 Shield, RF 57CBSUP 1.0"x 1.75"x 0.50" 54-99-001 2M503 PCB, Receiver, NTX138 Rev 1.0 15-NX-305 1M504 - M506 NOT ISSUED N/AM507 Insulator, 4 Pin SM3 22-99-003 1M508 NOT ISSUED N/AM509 Insulator HC-49 22-99-001 2M510 Insulator, Mixer 8 Pin 27-99-080 1M511 Insulator HC-45 22-99-002 2M512 Coax, RG-316/U, with grommet 4.25" 08-70-003 1
End of Parts List
Rev: 2.10 Mar 19, 2007 Page 8 of 8
CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD.Generated by Nat Parts List ManagerENG-FORM: 701-0111.DOT