FM detector (CB20237E)

This circuit is based on an unusual component today. It demodulates a 10.7 MHz FI signal and was found in 1980s documentation.

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Simple 60 Second Timer (CB12419E)
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Oscillator with Relay (CB19779E)
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White Noise Generator (CB17603E)
This circuit appears at various points in this section and on this site, with minor variations. It uses the...