TB 11-6625-2747-50
(c) ZERO SET control for ZERO SET as
(2) Adjust PWR SET control for -1 dBm as
indicated on power meter (A3).
indicated on TI power monitor meter.
(d) MOD SELECTOR switch to CW.
(3) Adjust R108 (fig. 1) for 0 dBm (POWER
(e) PWR SET control for POWER SET as
SET) as indicated on TI power monitor meter. (R)
10. Frequency Dial. a. Performance Check.
indicated on TI power monitor meter.
(f) MOD SELECTOR switch to OFF.
(1) Connect frequency counter (A1) with
(g) OUTPUT ATTEN DBM control to 1 (-1)
frequency converter (A2) to TI using cable assembly, rf
(B6) and adapter (B1).
DBM as indicated on dial.
(2) Position TI controls as indicated in (a)
(3) Zero-set power meter (A3) and recheck
through (e) below.
ZERO SET on TI power monitor meter.
(a) SIGNAL FREQUENCY control to 10
(4) Turn TI MOD SELECTOR switch to CW.
GHz as indicated on TI frequency dial.
(5) Power meter (A3) will indicate between 0 dB
(b) MOD SELECTOR switch to OFF.
and - 2 dB. If not, perform b, below.
(c) ZERO SET control for ZERO SET as
(6) Turn OUTPUT ATTEN DBM control fully
indicated on TI power monitor meter.
counterclockwise.
(d) Set MOD SELECTOR switch to CW and
(7) Repeat the technique in (1) through (6)
PWR SET control for POWER SET as indicated on TI
above at frequencies of 12 and 10 GHZ changing
power monitor meter.
thermister mount to X486A and adapter (B19).
(e) OUTPUT ATTEN DBM control to 0 DBM
b. Adjustments.
WARNING
as indicated on dial.
HIGH VOLTAGE is used during the
(3) Frequency counter will indicate between 9.9
performance of this procedure.
and 10.1 GHz.
DEATH ON CONTACT may result if
(4) Repeat (2) and (3) above utilizing settings
personnel fail to observe safety
listed in table 4. Frequency counter indications will be
within limits specified in table 4. If not, perform b, below.
precautions.
(1) Remove TI from case.
Figure 1. Top interior view.
6
