Settings like to this can be found elsewhere in this section. This was found in an American documentation from the 70s. The integrated parts used are from that time.
This circuit is from an English publication from 1973, but can be easily assembled today. 2N718 can...
The integrated circuits used in this 1989 project are uncommon today, including the IF coil that...
We found this receiver for the 144 MHz band in a European publication from the 1970s. The circuit...