TB 9-6625-2000-35
(2) Adjust FREQUENCY GHz control to 7.0 GHz.
(3) Adjust the F control to 0.
(4) Adjust POWER SET control until POWER SET meter pointer is on CAL mark.
(5) Set ATTENUATOR control for 0 dBm indication on DBM/MICROVOLTS dial.
(6) Set the MODULATION SELECTOR switch to RF OFF.
(7) Set the MODULATION SELECTOR switch to CW.
(8) Configure measuring receiver for tuned RF level measurements in the ratio mode
and manually enter carrier frequency into measuring receiver.
(9) If measuring receiver does not indicate within limits listed in the first row of table 4,
perform b below.
(10) Adjust ATTENUATOR control for DBM/MICROVOLTS dial indications listed in
(11) Repeat (2) through (10) above for FREQUENCY GHz control set to 11.0 GHz.
Table 4. Attenuation Accuracy
ATTENUATOR dial
Measuring receiver
indications
indications
Min
Max
0
-3
+3
-10
-8
-12
-20
-18
-22
-30
-28
-32
-40
-38
-42
-50
-48
-52
-60
-58
-62
-70
-68
-72
-80
-78
-82
-90
-88
-92
-100
-98
-102
-110
-108
-112
b. Adjustments
(1) Configure measuring receiver to measure power in the linear mode.
(2) Adjust ATTENUATOR and POWER SET controls for 1 mW indication on
measuring receiver with 0 dBm indication on DBM/MICROVOLTS dial.
(3) Adjust A3R31 (fig. 1) until TI power monitor meter indicates CAL (R).