TB 9-6625-2155-35
(a)
Source level 20 mV.
(b)
LEVEL STEP 0.1mV.
(c)
Frequency to 1 kHz.
(d)
Analyzer distortion units to %.
(e)
Ratio mode off.
(14) Set measuring receiver high and Lo pass filters off and then select FM
measurement with + PEAK detector.
(15) Set audio analyzer frequency to 100 kHz and set ratio mode on.
(16) Set the audio analyzer to frequency listed in table 20 and verify that the audio
analyzer level indicates less than the maximum listed in table 20.
(17) Press TI FM DEVIATION OFF and set frequency to 2 GHz.
(18) Adjust measuring receiver and local oscillator so that the measuring receiver
will measure 2 GHz.
(19) Press TI FM DEVIATION 1 MHz.
(20) Set audio analyzer to produce a 0.707 V signal output.
(21) Set measuring receiver to measure AM with +PEAK detector.
(22) Measuring receiver will indicate less than the maximum limit listed in table 20.
(23) Set TI frequency to next setting listed in table 20 and repeat (18), (21), and (22).
(24) Repeat (23) above for remaining TI frequencies listed in table 20.
Measuring
Test
receiver/audio
Offset
instrument
analyzer
frequency
indication
frequency
Audio analyzer
(MHz)
(GHz)
Test description
maximum
Frequency Level
Pct.
Dist.
@ 100
kHz
100000
.020
5
Inc.
AM
@
2
GHz
2
2120.530
5
Inc.
AM
@
6.7
GHz
6.7
6820.530
5
Inc.
AM
@ 12.4
GHz
12.4
12520.532
5
Inc.
AM
@ 18
GHz
18
18120.531
5
(25) Disconnect all equipment.
b. Adjustments
(1) Remove TI top cover.
(2) Press TI keys as listed in (a) through (g) below:
(a) RCL 0.
(b) ALC INTERNAL to on.
(c) FREQUENCY 1, 5, and GHz.
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