TM 9-4935-294-15/2
table listing signal source
rf output levels in chapter
2, section I, of TM
9-4931-294-15/1.
4
Remove power meter and ther-
mistor mount from setup and
proceed as follows:
(a) For frequencies below
12.4 GHz, replace inter-
connecting cable to
PHASE LOCK connector,
remove termination and
connect frequency mea-
surement setup (refer to
figure illustrating setups
for frequency measure-
ment of an active source
below 15 GHz in chapter
1, section III, of TM
9-4931-294-15/1) to main
line output of directional
coupler.
(b) For frequencies above
124 GHz, remove second
directional coupler with
termination and connect
frequency measurement
setup (refer to figure il-
lustrating C-band setup
for frequency measure-
ment of an active source
above 12.4 GHz in chapter
2, section III, of TM
9-4931-294-15/1) to main
line output of remaining
directional coupler.
5
Set signal source controls as fol-
LEVEL meter indication "peaks"
Defect within tunable synchro-
Refer to tunable synchronizer
lows :with adjustment of PRE-
nizer.
manual.
(a) LOCK RANGE control
SELECTOR TUNE control.
to OSC TUNE.
Improper connection between tun-
Refer to figure illustrating sig-
(b) SIGNAL LEVEL con-
able synchronizer and rf head
al source interconnections in
trol fully cw.
chapter 2, section II, of TM 9-31-
(c) OSCILLATOR SENSITIVITY
294-15/1.
MC/V switch to setting indicated
in table of tunable synchronizer
Change 1 3-29
