This cassette player motor speed control was found in the January 1991 issue of Radio Electronics magazine. The circuit is for voltages from 9 to 12 V.
This wireless stapler transmits telephone conversations to an FM receiver at up to 50 meters. The...
This automatic switch for multiple loads was shown in the May 1983 issue of Radio Electronics...
Created to serve as a booster for TV signals in the UHF band, this circuit was found in the March...