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.
Found in a 1964 Electronic Design, this circuit shows how to modulate a signal with a dynamic low...
This circuit was found in a 1971s English magazine. We can still assemble it using BC548...
This circuit was obtained in a Popular Electronics of the 90s. The circuit uses integrated from...