We found this circuit for receiving shortwave on a mediumwave radio in a 1986 Hobbyst Electronics PE. The circuit has the received band given by T1 which can be an FM IF.
This circuit was found in a 1970 American publication. The FETs are power types according to the...
This circuit is from a 1974 publication. It generates a pulse with several sinusoidal cycles from...
Suggested by Philips in 1966 documentation, this limiter can be found elsewhere on this website....