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Page Title:
Sectionalization Tests Using AN/UPM-137A-CONT. |
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 Normal indication
Procedure
Equipment under test
Test equipment
Step
2
HORIZONTAL SYNC: EXT DC-
(Cont)
HORIZONTAL TIME/DIV:
10 SEC
CALIBRATORS XTAL MARK
( SEC): 1 & 1
C A L I B R A T O R S LEVEL: Mid
psoittion
VERTICAL CHAN A-AC/DC: DC
VERTICAL CHAN A-75
IN/OUT: IN
VERTICAL CHAN A-VOLT DIV:
5
DISPLAY-CHAN A/ALT CHAN B
ALT
a. None.
a. A d j u s t A N / U P M - 1 3 7 r f s i g
PUSH TO TEST: Continually
Same as step 2.
nal generator OUTPUT ATTEN
press and release to observe
0-100 dBm control ccw until test
specified conditions.
set indicates
REJECT. Then, adjust control cw
until test set just indicates
ACCEPT.
b. -91.0 dBm
b. Add AN/UPM-137A rf signal
g e n e r a t o r OUTPUT ATTEN
0-100 dBm control setting to
cable attenuation marked on
cable connected to teat set
PROBE jack to determine rf
output level.
EXAMPLE
-8.5 dBm
Control setting
Cable atten.
-0.9 dBm
9.4 dBm
c. None.
c. Increase AN/UPM-137A rf signal
g e n e r a t o r OUTPUT ATTEN
0 100 dBm control to 6 dBm.
a. None.
a. Disconnect cable at AN/UPM-
Same as step 2 . . . . . . . . . . . . . . . . .
PUSH TO TEST: LOCK
137A rf signal generator SIG
GEN IN/OUT 0.5-50W jack and
connect to AN/APM-270(V) RF
IN jack.
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