This power supply uses a single-winding transformer. We found it in July 1984 Radio Electronics magazine. The integrated circuit must be equipped with a heat sink.
The sensors in this circuit, found in a 1999 documentation, are stripped wire tips at different levels...
Static charges in objects Dan be detected by this sensitive electroscope. The meter indicates when the...
This automatic switch for multiple loads was shown in the May 1983 issue of Radio Electronics...