TM 11-6625-2948-14&P
Nomenclature
NSN
Equipment
AN/USM-459 (HP 5328A/E42)
Counter, Electronic, Digital
Readout
AN/USM-281 C
6625-00-106-9632
Triplett
630A
Wavemeter
ME-495
Power Meter
H-P 435A
Power Sensor
H-P 8481A
H-P 8555A P/O HP 141T (IP1216)
Spectrum Analyzer
Attenuator Pad
HF A50ATT3DB
Detector
H-P 423B
AC Power Source
Elgar Model 501A
H-P 214A
Differential
Fluke Model 801
w/Volt Box
Fluke model 605B
(3) Set the ∆F control to 0.
(6) C o n n e c t C o u n t e r , E l e c t r o n i c , D i g i t a l R e a d o u t ,
A N / U S M - 4 5 9 t o R F OUTPUT connector on SG-1145/URM.
(4) A d j u s t t h e P O W E R S E T c o n t r o l f o r a r e a d i n g o f
(7) R e c o r d C o u n te r , E l e c t r o n i c , D i g i t a l R e a d o u t ,
C A L in the power monitor meter.
A N / U S M - 4 5 9 r e a d i ng . A c c ur a c y s h o ul d be within 1%
of dial reading.
(5) S e t t h e A T TE N U A T O R c o n tr o l f o r a r e a di n g o f 0 d B m
output on the attenuator dial. (This is done by rotating
(8) P e r f o r m s t e p s ( 1 ) t h r o u g h ( 7 ) a t t h e f o l l o w i n g
the attenuator dial via the ATTENUATOR control until
F R E QUENCY GHz control settings:
the 0 dBm line on the attenuator dial is lined with the
POWER SET hairline.)
7.50
9.50
(6) Set the MODULATION SELECTOR switch to RF
8.00
10.00
OFF.
8.50
10.50
9.00
11.00
(7) Connect Power Meter H-P 435A and Power Sensor
H-P 8481A t o t h e R F O U T P U T c o n ne c t or o f t h e s i gna l
c. Output Power and Level Accuracy Test.
g e n e r a t o r a n d zero set on +5 dBm range.
(1)
(8) Set the MODULATION SELECTOR switch to CW.
(2)
Set the MODULATION SELECTOR switch to CW.