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.
We found this circuit in an American documentation from the 60's. The transistors are made of...
Unlike white noise, pink noise has a spectrum whose amplitude decreases with frequency. This...
This transmitter for the 7 MHz range, as we can assume by the number of turns of the coil, since the...