TB 9-6625-2112-35
(2) Measure repetition rate. Frequency counter will indicate 10 kHz or greater.
(3) Repeat technique in (2) above, using settings listed in table 4. Frequency counter
will indicate within limits specified.
b. Adjustments. No adjustments can be made.
Test Instrument
Repetition rate
Repetition rate
switch settings
vernier control
indications
positions
.1 kHz
ccw
10 Hz
or
less
.1 kHz
cw
100 Hz
or
greater
1
kHz
cw
1 kHz or
greater
1
kHz
ccw
100 Hz
or
less
10
kHz
ccw
1 kHz or
less
.1 MHz
ccw
10 kHz or
less
.1 MHz
cw
100 kHz or
greater
1
MHz
cw
1 MHz or
greater
1
MHz
ccw
100 kHz or
less
a. Performance Check
(2) Position controls as listed in (a) through (e) below:
(a) REPETITION RATE switch to 10 kHz and vernier fully cw.
(b) WIDTH switch to 10 sec.
(c) AMPLITUDE VERNIER control fully ccw.
(d) AMPLITUDE VOLTS switch to 100 V.
(e) PULSE POLARITY switch to POS.
(3) Adjust oscilloscope controls for a single pulse display.