This circuit makes use of a special LM195 power transistor not very easy to obtain. The circuit is from the 1994 Linear Applications Handbook by National Semiconductor.
This circuit converts a high impedance signal into low impedance. The circuit has unit gain and...
Used in 1950s CW receivers, this type of circuit used germanium transistors. The circuit has...
Called super 8, this receiver for the medium wave range had its assembly described in an article in...