Full wave SCR dimmer (CB7201E)

Found in a 1967 RCA manual, this circuit uses components from the era that can be replaced by modern equivalents. The circuit is for resistive loads.

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Infrared Receiver (CB19629E)
This is the receiver circuit for the previous transmitter (CB19628E). The receiver is an infrared...
Modified Hartley Oscillator (CB21138E)
This circuit was found in old American documentation. Transistor is general purpose and coil rated...
Touch switch (CB21352E)
Found in English documentation, this touch sensitive switch must be powered by an isolation...