2-25
Figure 2-16 UD-51() Power Amplifier Controls, Indicators, Test Points, and Connectors
MONITOR POINT TO MEASURE DC VOLTAGE REP-
RESENTATIVE OF OUPUT POWER (0.1V DC PER DB
OF RF OUTPUT SIGNAL FOR NOMINAL POWER ONLY)
RED LED INDICATES RF PWR IS ABOVE OR BELOW
ALARM THRESHOLD SET BY PWR ALM ADJ.
YELLOW LED INDICATES HIGH TEMP ON PA (MAY BE
CAUSED BY IMPROPER MOUNTING TO HEATSINK).
ALLOWS USER TO ADJUST VOLTAGE AT DC MON
TEST POINT (0.1V DC PER DB OF RF OUTPUT
SIGNAL IS TYPICAL)
MONITOR POINT TO MEASURE 10.5V DC INPUT
MONITOR POINT TO MEASURE/CALIBRATE RF OUT-
PUT SIGNAL AT TOP OF STACK (SMA, FEMALE)
(APPROX. 30 DB DOWN FROM RF OUTPUT)
RF INPUT CABLE (SMA MALE)
FACTORY ADJUST ONLY
MW211-0038-1P
04/29/03
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