TB 9-6625-086-24
Table 3. Range and Trucking Performance Check (with Power Meter Calibrator)
Power meter
Test instrument indications (mw)
Adjustments
Test instrument
calibrator
200 ohm
100 ohm
RANGE (MW)
RANGE switch
Min
Max
mount
mount
switch settings
settings
.01
.01
0.0098
0.0102
R14
R1
.03
.03
0.0295
0.0305
R13
R2
.1
.1
0.099
0.101
R12
R3
.3
.3
0.297
0.303
R11
R4
1
1
0.990
1.010
R10
R5
3
3
2.970
3.030
R9
R6
10
10
9.900
10.100
R8
R7
101
8
7.9
8.1
10
6
5.9
6.1
10
4
3.9
4.1
10
2
1.9
2.1
Before performing this check, adjust the TI ZERO controls for 10 mW on the TI and power meter calibrator RANGE switches
1
still set to 10 mW.
(8) Repeat (1) through (7) above with 100 ohm thermistor mount connected to the TI
and with the TI MOUNT RES switch set to 100 .
(9) Reconnect the 200 ohm thermistor mount to the TI and set the MOUNT RES to
200 .
b. Adjustments. Adjust the appropriate potentiometer, R1 through R14 (fig. 2), to
the mean value.
7