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Page Title:
Test Connections and Conditions |
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 c. Procedure
Cntrol ettings
Performance
Step
Equipment
No.
Test Equipment
Standard
Under Test
Test Procedure
1
a. CONSECUTIVE REPLIES 64
a.
FUNCTION: SYSTEM
a. None.
a. Connect equipment as shown in
MODE: 4
b.
DIR RAD: RAD
c.
test set AN/APM-270(V:) and
d.
ISLS: OFF
AN/UPM-137A and permit 15
minute warmup.
b. REPLY
MODULATION
b. Test set should indicate.
b. Press test set PUSH TO
SPACING PULSE 2:0
ACCEPT.
TEST switch and turn to LOCK
c. REPLY
MODULATION
position.
SPACING-PULSE 3:0
d. SYNC-GAIN: Mid position
e. SYNC-DELAY: Mid position
f. REPLY MODULATION-1X/2X.
1X
AN/UPM-137A
(interrogator signal simulator
a. TRANSMITTER-XMTR-FREQ
XTAL
(rf signal simulator
a. OUTPUT ATTEN 0-1000 dbm:
6
b. TRANSMITTER-XMTR FREQ:
--
.
XTAL
c. TRANSMITTER-CW SOURCE:
EXT 1090 MHz (oscilloscope)
a. HORIZONTAL-SYNC: EXT
DC
b. HORIZONTAL-TIME/DIV: 20
SEC
c. CALIBRATORS-XTAL MARK
( SEC): 1 & 1
d. CALIBRATORS-LEVEL Mid
position
e. VERTICAL-CHAN A-AC/DC:
DC
f. VERTICAL-CHAN A-75
IN/OUT: OUT
g. VERTICAL-CHAN A-
VOLT DIV: 5
h. DISPLAY-CHAN/ALT CHAN
B: ALT
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