This dual-gate FET RF signal mixer circuit was found in a 1980s documentation. The circuit is intended for applications in superheterodyne receivers of the time.
This simple timer causes an LED to blink after an interval of the order of 7 minutes which is the...
The presented circuit uses common transistors that can be the BC549. The maximum amplitude of the...
This electronic roulette has several draw options depending on the position of the selector...