30 W Amplifier (T371E)

Operating in class AB1, this high-fidelity amplifier was found in the 1961 RCA tube manual. The circuit has high input impedance and good gain.

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Precision programmed amplifier (CB7264E)
Suggested by Siliconix in 1980s documentation, this circuit uses currently uncommon components. The...
Remote Control Receiver (CB25900E)
Based on Radio Shack 276-137, this circuit was found in the December 1995 issue of Electronics Now magazine....
Wireless Microphone (CB25550E)
Designed to operate with a video camera, this small transmitter was found in the February 1993...