The Triac trigger integrated circuit is not very common nowadays. The circuit was found in the Radio Electronics Experimenter magazine from 1989. The triac should be in accordance with the heater.
The shunt type regulators are connected in parallel with the load, deflecting the current to...
Using the LM317 (or LM350), this circuit is based on precision regulatory components such as those...
This solar cell powered circuit generates a standard 100 kHz signal. The circuit is from a 1960...