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.
We found this circuit in the Linear Applications Handbook of the National Semiconductor of 1994....
This circuit was found in a 1964 magazine, which no longer exists. It is a system that keeps a...
This circuit is just a curiosity found in a 1990 documentation, since the integrated circuit used...