This circuit is used to turn on the headlights when it gets dark. The circuit is from an Electronics Now magazine from October 1998. The power transistor must be equipped with a heatsink.
This is a typical RF oscillator configuration found in a 1980s documentation. The frequency...
The purpose of this circuit is to detect output signals from a transmitter for the frequency range...
We found this circuit in a Japanese 1968’s documentation. The circuit makes use of transistors from...