Suggested by a 1965 Electronic Design, this circuit has a gain of 15 dB at 45 MHz and can be changed to operate on other frequencies. The tetrode FET is an uncommon component today.
This dual operational circuit of the time was found in an American 1980s documentation. The...
This TTL counter was found in the March 1991 issue of Radio Electronics magazine. The circuit is...
Found in an Electronic Design from the 80s, this circuit uses an unusual component today, the...