
16. YTO Loop Adjustments
Frequency determined in step 25, and set the power meter CAL
FACTOR control accordingly. Connect the power sensor to the
SMA female end of W 11 (W 11 should still be connected to the
COUPLED OUT connector of
AllAl
CIA Assembly).
28. Adjust
AllA2R2
GATE BIAS ADJ for a power meter indication of
-5.0
dBm
fO.l
dB.
29. Disconnect the power sensor from semi-rigid coax cable
Wll.
Disconnect semi-rigid coax cable W 11 from the COUPLED OUT
connector of
AllAl
CIA Assembly, and reconnect
AllA
to the
AllAl
CIA Assembly.
YTO
Sampler
30. Remove the cover from
AllA
YTO Loop Sampler Assembly.
Adjustments
Locate DRIVER MATCHING adjustments Al
lA5Cl
and Al
lA5C2,
SAMPLER DC test point
AllA5TP1,
and IF GAIN adjustment
AllA5Rl.
These parts are indicated on the cover of the
AllA
YTO Loop Sampler Assembly and in Figure 3-73.
AllA
c2
>
IMPEDANCE
MATCH
Cl
TPl
R22
c22
Rl
IF GAIN
Figure 3-73. Al
lA5
Adjustment Locations
31. On the oscilloscope, key in
[RECALL)
[CLEAR)
to perform a soft
reset.
3-140 Adjustments
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