Remote Control Decimal Decoder (CB24833E)

To work with the above circuits, this decoder provides an output of 10. The circuit is from an August 1984 Radio Electronics. See the above circuits.

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WWV Converter (CB9329E)
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100V Negative power supply (CB21182E)
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Acoustic Pickup Preamplifier (CB13838E)
This circuit is from the Audio Handbook of the National Semiconductor of 1977. Its purpose is to...