The LM318 is not a common component today. The circuit is suggested by National Semiconductor in its 1994 Linear Applications Handbook.
This receiver of two transistors for the 3.5 MHz band was found in a circuit manual from the 80's....
This circuit was found in a 1966 EEE. The circuit can be implemented with modern general-purpose...
In the figure we have the way to obtain 500 gain from a FET. FETs can be BF245 or MPF102. The...