Bass control (CB8722E)

Found in a 1993 Electronics Hobbyst Handbook, this passive circuit can be used with common preamplifiers and amplifiers.

Bench Test Circuit (CB24741E)
This simple test circuit was found in the April 1983 issue of Radio Electronics magazine. The...
Random neon lamps (CB7236E)
This circuit for 6 lamps was found in old American documentation. The supply is of high voltage...
3-Transistor Regenerative Receiver (CB25692E)
This sensitive three-transistor circuit was found in Electronics Now magazine and is...