This circuit makes use of a constant current source to control the temperature of a direct current heating element. The integrated circuit must be mounted on a heat sink.
In the circuit that uses a PIC16F84, the audio present at the input will have its level controlled by...
This circuit was obtained in a June 1987 magazine Hands-On. It is a circuit that indicates on two...
This circuit is from a cookbook to timers. The circuit is triggered by an external signal and,...