TB 9-6695-288-35
(2) Position controls as listed in (a) through (e) below:
(a) FUNCTION switch to INPUT LEVEL.
(b) FILTERS pushbuttons to OFF (out).
(c) METER RESPONSE switch to VU.
(d) INPUT RANGE control to 1 V.
(e) INPUT/GND SELECT to DIS. AN./1 (center position).
(3) Adjust oscillator for 400 Hz output and output level for full-scale indication on
TI meter.
(4) Adjust true rms voltmeter for a 0.0 dB reference.
(5) Press 400 Hz FILTER switch to ON (in).
(7) Frequency counter will indicate between 360 and 435 Hz.
(8) Press 400 Hz FILTER switch to OFF (out).
(9) Repeat (3) through (8) above for 30 and 80 kHz FILTERS.
(10) Frequency counter will indicate between 27 and 32.6 kHz and 72.1 and 87 kHz.
b. Adjustments. No adjustments can be made.
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