Found in a 1968 EEE, this switch controls a high-power load from an audio signal. The current is determined by the type of SCR.
Mouser Electronics is stocked with Texas Instruments SWIFT Step Down TPS54824 Synchronized Power...
Obtained from a 1996 documentation, this circuit uses common components and has a voltage gain of 200...
This circuit is from a 1980s documentation featuring two time constants for sound decoding. The...