We found this circuit in an old English documentation. Transistors support modern equivalents. The circuit converts signals in the 5 to 15 MHz band for tuning into a common medium wave radio.
This conventional source with transistors was found in a 1989 documentation. The transistors must...
The components used in this 80's circuit are uncommon today. The circuit is intended for...
This circuit produces the sound of a motorcycle or an outboard motor. The frequency is adjusted in the...