Found in a 1965 Electronic Design, this circuit divides the frequency of a 50 MHz signal by 2. The circuit makes use of period components and the signal power can be between 7 and 125 W.
The circuit shown is from an old European publication. In it we have the way to activate a relay...
We found this circuit in a European publication from the 1990s. Transistors are still common types...
This circuit was found in an American documentation and can be added to common amplifiers of any...