Found in an Electronic Design from the 90s, this circuit makes use of integrated regulators of the time. These components must be provided with heat sinks.
This circuit was obtained in a 1982 English magazine. This circuit can be used both as a simple...
This sensor triggers an oscillator emitting sound when a magnet is approached by a reed switch....
Suggested by Burr Brown in 1969 documentation, this circuit makes use of an integrated component...