EMC I EMI TEST REPORT SHIELDING EFFECTIVENESS ......EMC I EMI TEST REPORT SHIELDING EFFECTIVENESS EMC-TEXTILE CUSTOMER: Amstein + Walthert Beratende Ingenieure AG SIA Leutschenbachstrasse

S EMC - TESTCENTER ZÜRICHT Ex-Oerlikon-Contraves AG

S MEMBER OF EMC GROUPACCREDITATION No. 034

Accredited according to EN 45001 by:Swiss Accreditation Service / EAM BERNRegistration number 034

EMC-TESTCENTER ZÜRICH AGSchaffhauserstrasse 580Postfach 2688052 Zürich I Switzerland

Tel. 01 I 3063570Fax 01 I 302 55 44

Swiss Shield® Naturell ™

EMC I EMI TEST REPORTSHIELDING EFFECTIVENESS

EMC-TEXTILE

CUSTOMER: Amstein + WalthertBeratende Ingenieure AG SIALeutschenbachstrasse 45eH-8050 Zürich I Switzerland

AU: Dr. Georg KlausTel. +41-1-3059111Fax +41-1-3059214

TEST DATE: 13. January 1999

USED STANDARDS:

MIL-STD 285 Military Standard Attenuation Measurements for Enclosures,Electromagnetic Shielding, for Electronic Test Purposes,Method of .

NSA 65-6 National Security Agency Specificationfor R.F. Shielded Enclosures for Communications Equipment

TEST PERFORMANCE: Armin Frei

I Rev. Iissue Date: 13.01.99 ',- __ E_M_C_0_04_1_9_9 P_a_ge_1_of_1_5__

S EMC - TESTCENTER ZÜRICHT Ex-Oerlikon-Contraves AGS MEMBER OF EMC GROUP

ACCREDITATION No. 034

INSTRUMENTATION:

Instrumentation Serial-No. Date ofcalibration

CCS 760 MK4 Computer controlled EMC-System, 07.9816 Hz -18 GHz, withEMI- Receiver, Electro-Metrics, EMC-30 MK4, 9kHz-1GHz 44136 07.98EMI- Receiver, Electro-Metrics, EMC-60 MK4, 1GHz-18GHz 44112 07.98Signal Generator,R&S,SMG,1 OHz-1GHz 883318/039 02.98Microwave Synthesizer, Systron Donner, 1618 47009-1 02.98Arbitary Wave Generator, Pragmatic, 2416A, DC-100MHz 820013 01.98Magnetic Dipol, Rolf Heine, LA-285, 20Hz-30M Hz 0000 NALoop Antenna, Electro-Metrics, ALR-30, 9kHz-30M Hz 114 09.98Wideband Amplifier,Bonn,BLWA2010-100,100W,200MHz-1GHz 964163 NAWideband Amplifier,IFI,M402,60W, 1OkHz-200MHz 1288-3514 NADipol Antenna(Tx), Electro-Metrics, TDA 25/30, 10kHz - 1000MHz 245 NARod Antenna (Rx), Ise-Micro, R 1030, 10kHz - 100MHz 8 07.98Dipol Antenna (Rx), Electro-Metrics, TDS 25/30, 200 - 1000MHz 294 NAHF-Millivoltmeter/Powermeter,R&S,URV5-Z4,10kHz-2GHz 873844/009 02.98HF-Millivoltmeter/Powermeter,R&S,NRV5-2,100kHz-18GHz 83663121013 02.98Directional Coupler, 100W, Werlatone, C1634, 1OkHz-1GHz 2379 1.98Directional Coupler 25W,mac technology,C424820,1GHz-18GHz 397001 1.98Microwave Ampliefier HP, 8349A, 100mW, 2GHz-20GHz 2512A00774 NADouble Ridged Guide Antenna(Rx),Electro-MetricsRGA-50/60,1GHz-18GHz2701 NADouble Ridged Guide Antenna(Tx),EMCO,3115,1GHz-18GHz 2134 NA

Calibration procedures:

The calibration routine is performed once a year according to the requirements of SwissCalibration Service (SCS), the German Calibration Service (DKD), the US - National Instituteof Standards and Technology (NIST) and manufacturers.

TEST SETUP: According to MIL-STD 285/ NSA 65-6.Antenna distances to tested material: Transmit and receive antenna 0.3m (12 inches)Modulation AM 80%,1kHz

_R_e_v_. __ llssue Date: 13.01.99 1 E_M_C_O_O_4_1_99 P_a_ge_2_of_1_5 _



TEST SETUP: According to MIL-STD 285/ NSA 65-6

H-Field reference measurement, Transmit and Receive Antenna 10kHz - 30 MHz

Rev. Iissue Date: 13.01.99 1 EM_C_O_O_4_/9_9 p_a_ge_3_O_f1_5__ ---'


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_R_e_v_. __ llssue Date: 13.01.99 1 E_M_C_O_O_4_1_99__ -'-- P_a_9_e_5_0_f_1_5__



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_R_e_v_. __ llssue Date: 13.01.99 1 E_M_C_O_O_4_1_99__ ..L...- Pa_9_e_8_o_f_1_5__



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TEST RESULTATS (Table):

Frequency Shielding Effectiveness

[MHz] [dB]

0.01 620.1 550.3 481 475 47

10 4930 4050 45

100 50200 55500 51700 48

1000 362000 31

Rev. Iissue Date: 13.01.99 I EMC 004/99 Page 14 of 15

5 EMC - TESTCENTER ZÜRICHT Ex-Oerlikon-Contraves AG5 MEMBER OF EMC GROUP


CONCLUSIONS:

The test results show that the EMC- Textile has a good shielding effectiveness for electricalfields and no shielding effectiveness for magnetic fields.

SIGNATURE:

Zurich, 14. January 1998 EMC-TESTCENTER ZÜRICH AG

/~#P' ,&~

Armin FreiEMC Engineer

_R_e_v_. __ llssue Date: 13.01.99 1 E_M_C_O_04_1_9_9_---J.. pa_9_e_1_5_o_t_15__

Documents

EMC I EMI TEST REPORT SHIELDING EFFECTIVENESS ......EMC I EMI TEST REPORT SHIELDING EFFECTIVENESS EMC-TEXTILE CUSTOMER: Amstein + Walthert Beratende Ingenieure AG SIA Leutschenbachstrasse