This circuit was obtained from an American 80's documentation. The balanced mixer can be shown in CB4234. The circuit is for controlling RF signals in a modulation system.
This circuit was found in a book on transistors from 1954. It works by the beat that is detected by...
This stage for general purpose transistors was taken from an old technical manual. The circuit can...
This circuit provides reverse power polarity protection using a power MOSFET and a diode. The...