MIL-C-48605A (AR)
TABLE XVII.
Radar test settinqs
CONTROL
POSITION
POWER
OFF
FUNCTION SELECT
RF MONITOR
VOLTAGE SELECT
+24
RF LEVEL
20 dB
FREQ SELECT
9.229
MODE SELECT
SELF TEST
PHASE CONTROL
MID RANGE
CLUTTER
OFF
CLUTTER LEVEL
20 dB
WGE SELECT
R3
TARGET LEVEL
27 dB
TARGET FREEZE
OFF
TARGET
OFF
c.
Set the Radar Set MODE SELECT switch to STANDBY.
d. Set POWER switch (located on control assembly) to ON
position. Ensure that digital display (DVM) is illuminated.
e. Connect one end of flexible waveguide W5 to RADAR port
(J5) and other end to SELF TEST port (J6) on front panel of the
control assembly.
NOTE: Ensure pin keying on flexible waveguide cable W5 flanges is
correct.
f. Set CLUTTER switch to ON position. Set CLUTTER LEVEL
dial to 20.
g. Adjust RF LEVEL control to obtain indication of +2.500
fO.025 on digital display (DVM).
NOTE: Step g ensures that a calibrated power level is injected into
the target and clutter channels. Therefore, monitor and maintain
the adjustment delineated in step g throughout the remaining
procedures unless otherwise indicated.
h.
Set FUNCTION SELECT switch to RF SELF TEST position.
i. Adjust CLUTTER BALANCE for an indication on digital
display (DVM) as delineated on System Tester Calibration decal.
IMPORTANT: MAINTAIN RF MONITOR LEVEL OF STEP g DURING
ACCOMPLISHMENT OF STEP i.
j. Set CLUTTER LEVEL control to 25. Set CLUTTER switch to
OFF position.
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