This circuit was found in a 90’s Popular Electronics. The circuit is used to analyze noise in vehicles. The output must be in a low impedance headset.
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...