This volume compressor uses unusual components today. The circuit was found in documentation from the 1980s. The circuit is for audio signals. The LS150 is a high-performance operational amplifier.
This interface was found in a Modern Electronics magazine from 1990. Although the circuit is...
E) Found in Popular Electronics from the 90s, this generator uses integrated circuits from that...
Found in 1967 General Electric documentation this circuit appears elsewhere in this section. SCRs are...