TB 9-6625-2002-24
(3) Connect TI to power module, using extender and pull POWER switch to ON.
(4) Adjust R191 GAIN ADJUST (fig. 1) for a 2.5 V rms indication on the true
(5) Press POWER switch on the power module to off position.
Pull module POWER
(6) Remove extender and reinstall TI in power module.
switch to ON.
a. Performance Check
600 OHM output to the audio analyzer INPUT HIGH through a
(1) Connect TI
600
feedthrough termination (voltage divider, model 11047A).
(2) Position controls as listed in (a) through (d) below:
(a)
MULTIPLIER X1K pushbutton pressed.
(b)
VAR AMPLITUDE /ATTENUATOR control fully cw.
(c)
STEP ATTEN pushbuttons released.
(d)
(3) Position audio analyzer controls to measure distortion.
Audio analyzer will
indicate less than 0.1 percent distortion.
(4) Position FREQUENCY Hz dial and MULTIPLIER pushbutton to settings
listed in table 4. Audio analyzer will indicate within limits specified.
b. Adjustments. No adjustments can be made.
Test instrument
MULTIPLIER
Audio analyzer
FREQUENCY HZ
pushbutton
indications
dial settings
settings
(%)
2
X10
<0.1
5
X100
<0.1
5
X1K
<0.1
5
X10K
<0.1
1
X100K
<1.0
a. Performance Check
600 OHM output to the audio analyzer INPUT HIGH through a
(1) Connect TI
600
feedthrough termination (voltage divider, model 11047A). Position audio analyzer
controls to measure V rms.
(2) Position controls as listed in (a) through (c) below: