TM 11-6625-3053-14
g.
FM Modulation:
Auxiliary equipment required: 1 oscillator capable of producing a sine wave signal.
Frequency: 0 to 100 KHz.
Amplitude: 0 to 20 V peak to peak.
HP model 652A or equivalent.
Make set-up as shown below.
Set signal generator to initial adjustments of para 2-4.
Energize signal generator and wait 2 minutes.
Set MODULATION switch to EXTERNAL FM.
Set to desired frequency and set output level or ALC operation.
Energize oscillator.
Set oscillator at desired frequency and amplitude.
h.
Pulse Modulation:
Auxiliary equipment required: Pulse generator capable of producing a pulse:
Variable, between 50 Hz and 50 KHz.
Amplitude 20 to 100 volts positive.
HP 214A or equivalent.
2-14
