TB 9-6625-132-24
a. Performance Check
(1) Connect TI OUTPUT to counter INPUT A set for 50 Ω input impedance.
(2) Set TI controls as indicated in (a) through (i) below.
20
10-3
(b) MULTIPLIER
fully CW
(Sine)
(e) VAR SYMM
off
(f) FREE RUN
in
(g) ATTENUATOR
0 dB
(h) AMPL (variable)
centered
(i) OFFSET
off
(3) Set TI FREQUENCY Hz and MULTIPLIER to each value listed in table 3 below.
If TI does not indicate within limits specified in table 3, perform b below.
NOTE
The calibrated portion of the dial extends from 2 to 20. The
portion of the dial from 0.2 to 2 is uncalibrated.
Test instrument
Counter
FREQUENCY Hz
MULTIPLIER
Min
Max
10-3
20
48.5 s
51.5 s
10-2
20
4.85 s
5.15 s
10-1
20
485 ms
515 ms
20
1
48.5 ms
51.5 ms
20
10
194 Hz
206 Hz
102
20
1940 Hz
2060 Hz
103
2
1400 Hz
2600 Hz
103
8
7400 Hz
8600 Hz
103
14
13,400 Hz
14,600 Hz
103
20
19,400 Hz
20,600 Hz
104
20
194 kHz
206 kHz
105
20
1940 kHz
2060 kHz
(4) Set TI AMPLITUDE output to minimum.