Flat response amplifier CIR16474S CB9390E (CB9390E)

This circuit was found in a 1970s documentation. The integrated circuit used is uncommon today.

16 W Amplifier (CB6170E)
This circuit was found in a 1969 Mullard documentation. Used transistors can be replaced with...
Noise limiter (CB7397E)
This circuit for audio applications was found in an English magazine from the 80's. The circuit...
Instrumentation Amplifier (CB12173E)
This instrumentation amplifier was obtained from Popular Electronics in 1993. The operational...