Used in radio reception, this circuit was found in the February 1983 Radio Electronics magazine. The integrated circuit is the NE570 IC, and the power supply is 3.6 V.
This circuit preheats incandescent lamps, thus avoiding the impact of the current when switching on,...
We present a DC-DC converter circuit that can operate with input voltages from 2.4 V to 14 V and...
This circuit can generate signals up to 100 kHz. Found in documentation from the 1980s, it makes...