This circuit was obtained from Electronics Now magazine, July 1995. The triac depends on the heating element current, and the sensor will determine the adjustment potentiometer.
This sound effect circuit is from a Radio Electronics magazine from December 1969. The transistors...
This few-watt amplifier was found in the August 1975 issue of Radio Electronics magazine. The...
We found this simple test of zener diodes in a 1978 publication. The potentiometer can be...