APN-59 5 of 10

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RADAR

Search and Weather Radar (AN/APN-59) >

5 of 10

1

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RADAR


5 of 10

Objectie

After this lesson, the

students will be able to

understand

Pilots indicator (IP-

268) and NAV

Indicator (IP-23)

Pur!ose

"ocation

#escri!tion

2

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RADAR


5 of 10

!orei"n Object

Da#a"e

Search and $eather Radar (APN-59) >!OD 5 of 10

Where doe% it co#e fro#&

I$!ro!er Aircraft%aintenance

Airfield &onstruction

Poor 'ouseee!in

Vehicles * +ui!$ent

RADAR

3

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RADAR


5 of 10

RADAR

Safet'

efore . after

rectification $ust

ins!ect the s/s foran/ 01# witch

leads towards short

circuitin or da$ae

to the eui!$ents

Search and $eather Radar (APN-59) >Safet' 5 of 10

4

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RADAR


5 of 10

CAUTION

Ensure that the DC

power supply outputdoes not exceed 27

VDC at any time as to

ensure that the displays

are not damaged


RADAR

5

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RADAR


5 of 10

#iscre!anc/

AA tilt is *4 . tilt out b/ 5 7

derees rane nob *4

a%e

9*shootin c*out found

antenna and c-2:2

s*no 37; fault/

e$edial Action

Antenna and &-2:2 re!laced with4*A and indicator rane nob

ad

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RADAR


5 of 10

7

Nai"ator.%

ndicator

Pro%e

ecei=es a$!lified =ideo

sinals fro$ the

recei=er*trans$itter unit and

dis!la/s the$ in a !lan

!osition indicator (PPI) t/!e!resentation

IP-239 (C-130B A/C)

o#onent%

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RADAR


5 of 10

8

Nai"ator.%

ndicator

ocation

-102 A/

1n NAV table01>A#

o#onent%

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RADAR


5 of 10

Nai"ator.%ndicator

De%critionDi%tanceto the selectedtaret is indicated

/ rane $ars

A/ headin"to the

selected taret is indicated / stationar/ a?i$uth

rin and a rotate ablecursor dial

Off %et trac3%to theselected taret is indicated

/ reticle stri!

ecei=es headinreference sinals fro$ theantenna

IP-23

o#onent%

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RADAR


5 of 10

1!

Nai"ator.%ndicator (P-49)Oeratin" ontro%

RAN67 Dea' contro

9o set distance beforeswee! start (in con

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RADAR


5 of 10

11

Nai"ator.%ndicatorOeratin" ontro%

RAN67 Dea' contro

>hen rane dela/ switch isset to 1N

3-37 $ile swee!starts at $arer rane

o#onent%

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RADAR


5 of 10

12

Nai"ator.%

ndicator (P-49)Oeratin" ontro%

RAN67 Dea' %$itch

9o a!!l/ rane dela/( in

con

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RADAR


5 of 10

1"

Nai"ator.%


RAN67 Dea' %$itch

ON8

4wee! dela/ed b/ a$ountset &enter of dis!la/

corres!onds to this rane

4wee! lenth set b/

AN@+ 3-37 control

3-37*Brane is selected

9# la$! is lihted

o#onent%

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RADAR


5 of 10

14

Nai"ator.%


RAN67 -0 contro9o set eCtent of short raneor dela/ed swee!

At eCtre$e &&> !osition

adius of PPI is 3$iles

At eCtre$e &> !osition

adius of PPI is 37$iles

>ith dela/, $arerdistance is added

o#onent%

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RADAR


5 of 10

15

Nai"ator.%


!OS contro

9o ad

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RADAR


5 of 10

16

Nai"ator.%


N, contro

9o ad

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RADAR


5 of 10

17

Nai"ator.%


RAN67 :;S contro

9o ad settin

%ars are in=isible

>ith &> rotation

%ars a!!ear and row

brihter

o#onent%

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RADAR


5 of 10

18

Nai"ator.%


Ran"e indicator a#%

9o indicate rane of PPI

#I4P"A

-0/1 i"hted8 PPI rane

7-3 to 7-37 $iles, with - $ile

rane $ars

-0/5 i"hted8 PPI rane is

fro$ 7-3 to 7-3 $iles with B-

$ile rane $ars

50/10 i"hted8 PPI rane is

B7 $iles with 7 D $iles

rane $ars

o#onent%

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RADAR


5 of 10

1

Nai"ator.%


Ran"e indicator a#%

9o indicate rane of PPI

#I4P"A

100/40 i"hted8 PPI rane

is 77 $iles, with 27-$iles

rane $ars

4

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RADAR


5 of 10

2!

Nai"ator.%


=D6 :;R contro

9o control intensit/ of

headin $ar on PPI

'eadin $ar intensit/ is

increased with &&>

rotation of control

ane $ars are also

brihtened

DA D: contro

9o ad

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RADAR


5 of 10

21

Piot.% ndicator

(P-4?)

Pro%e

ecei=es and dis!la/s

infor$ation identical to that

dis!la/ed b/ the na=iators

indicator

#is!la/ reference $a/ be

A*& headin or sla=ed to

na=iators indicator

o#onent%

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RADAR


5 of 10

22

Piot.% ndicator

(P-4?)

ocation

1n instru$ent !anel in &-

37 A*&

!ORWARD

o#onent%

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RADAR


5 of 10

2"

Piot.% ndicator

(P-4?)

De%crition

#is!la/ reference can be

selected fro$ 4- switch

eference on EF !osition

A*& headin

eference on E4F !osition

4la=ed to the na=iators

indicator !resentation

o#onent%

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RADAR


5 of 10

24

Piot.% ndicator

(P-4?)

De%crition

'as

4tationar/ a?i$uth rin

otatable cursor dial

%o=able reticle stri!

Indicator la$!s

1!eratin controls on

front !anel

4tationar/ a?i$uth rin

otatable

cursor dial

%o=able

reticle

stri!

Indicator la$!s

1!eratin

controls

o#onent%

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RADAR


5 of 10RADAR

Safet'

efore . after

rectification $ust

ins!ect the s/s foran/ 01# witch

leads towards short

circuitin or da$ae

to the eui!$ents


25

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RADAR


5 of 10

CAUTION

Ensure that the DC

power supply outputdoes not exceed 27

VDC at any time as to

ensure that the displays

are not damaged


RADAR

26

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RADAR


5 of 10

S::AR@ Piot and NA indicator (P-4? and P-49)

Pro%e

ocation

De%crition

Search and $eather Radar (APN-59) > 5 of 10

RADAR

27

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RADAR


5 of 10

28

B * A

5 f 10

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RADAR


5 of 10

G ane dela/ control nob is used for

a 9o a!!l/ rane dela/

b 9o set distance before swee! start

c 9o ad

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RADAR


5 of 10

#istance to the tarets are indicated b/

a elati=e !osition

b ane $arers

c ane dela/

d +sti$atin

"!

B * A

5 f 10

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RADAR


5 of 10

"a$!s on IP-268*APN-B indicator to indicate rane and ti$e dela/ H

a 9wo

b 0i=e

c 1ne

d 4iC

"1

B * A

5 f 10

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RADAR


5 of 10

9# "a$!s on IP-268*APN-B indicator, when lit, it indicatesH

a %aCi$u$ rane is selected

b #ela/ function is acti=e

c 9aret is be/ond the selected rane

d indicator is fault/

"2

B * A

5 of 10

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RADAR


5 of 10

Identif/ the co$!onents

IP-268IP-23

""

B * A

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Documents

APN-59 5 of 10