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.
Found in a European magazine from the 90s, this circuit emits beeps that are several seconds apart to...
This interesting symmetrical power supply circuit was found in the January 1981 issue of Radio...
The radio presented was found in a 1980 documentation. It consists of 3 stages: the tuning circuit...