Gates Radio Company FM- 20B Instruction Book page 82

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AUDIO
OSCILLATOR
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OSCILLOSCOPE
DISTORTION
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e
AUDIO OUTPUT
OF MONITOR
MON.
TRANSMITTER
MONITOR
INPUT
GATES RADIO COMPANY
QUINCY, ILLINOIS
TEST SETUP FOR F.M.
DR. el?,f3
CH. 73EP ENG 73EP
A- 4165