This 12 V to 110 V inverter with 100 W was found in a 1977 Signetics manual. The transformer must be rated according to the desired power and the output transistors admit equivalents.
Found in an English documentation from 1989, this font uses current components. Rectifier bridges can...
This simple circuit, connected to the speaker output of an off-station AM radio, detects the...
This excellent wireless microphone circuit for the varicap-modulated FM band came out in...