Trigger with PUT (CB24089E)

This circuit was found in the November 1970 Radio Electronics magazine. Its function is to trigger without load bounce.

Wireless Microphone (CB21443E)
Found in the 1965 Radio Shack documentation, this short-range AM circuit can be built with...
Remote Vibration Transducer Amplifier (CB4951E)
This circuit was found in a 1980s documentation. It is intended for remote vibration monitoring...
Digital Capacitor Meter (CB19638E)
This circuit can be found on this website in similar versions. The power supply is given in...