Only for reference this is a circuito f a commercial receiver of the year 1958. The circuit uses coils and transformers hadr to find in our days. The circuit is destinated to receive MW stations.
The integrated circuit used in this project is unusual. However, we can take advantage of the...
This circuit is from a 1967 publication. The Triac can be any of the TIC series. The series...
The circuit suggested in the figure differentiates the signal from the negative front of a...