User Instructions

SECURITY NOTATION SPEC
NO.
IT4061400-907
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FOR THIS SHEET
REV LETTER
CAGE
CODE
58960
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SEE THE TITLE PAGE FOR PROPRIETARY AND DATA RIGHTS NOTATIONS.
REV TEST SPECIFICATION PROCEDURE SPECIFICATION
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SECURITY NOTATION PAGE
15101-000 (REV 970213 BCAS ASF5900/ENG_SPEC.DOT) (REV 07/18/2000 -OFC97-DATA SERVICES) HONEYWELL INTERNATIONAL INC.
ENGINEERING
SPECIFICATION
23 MODE S DIVERSITY MODE S DIVERSITY
Perform test setup in
accordance with tables 1
and 5.
Perform test setup in
accordance with tables 1
and 5.
Simultaneously
interrogate both UUT
antennas with a Mode S
UF 5 interrogation at
standard rate.
ATC-1400A
PRF: 0045
S-1403
FUNC 2,
ANT B: 0
RF Lvl: 0
Set PRF thumbwheels to
0045 on ATC-1400A. In
FUNC 2 menu on S-1403,
turn on antenna B and
ensure RF level is set to
zero.
See paragraph 3.4. See paragraph 3.4
Use the following table to
set the relative power and
timing of the two
interrogations. The %
Mode S reply shall be at
the specified value and
antenna.
Use the following table to
set the relative power and
timing of the two
interrogations. The %
Mode S reply shall be at
the specified value and
antenna. Read ANT A %
reply on the ATC-1400A.
Read ANT B % reply on
the S-1403.
23.1
ANTA ANTB
<10% >90%
>90% <10%
>90% <10%
>90% <10%
<10% >90%
>90% <10%
<10% >90%
<10% >90%
ANT A ANT B
RF LVL DELAY
-56 dBm +0.05 µs
-44 dBm +0.05 µs
-44 dBm +0.45 µs
-70 dBm +0.45 µs
-56 dBm -0.05 µs
-44 dBm -0.05 µs
-56 dBm -0.45 µs
-44 dBm -0.45 µs
ANT A ANT B
RF LVL DELAY
-56 dBm +0.05 µs
-44 dBm +0.05 µs
-44 dBm +0.45 µs
-70 dBm +0.45 µs
-56 dBm -0.05 µs
-44 dBm -0.05 µs
-56 dBm -0.45 µs
-44 dBm -0.45 µs
ANTA ANTB
<2% >98%
>98% <2%
>98% <2%
>98% <2%
<2% >98%
>98% <2%
<2% >98%
<2% >98%