AC Switch with Triac (CB25855E)

The load controlled by this circuit depends on the triac used. The circuit is from Electronics Now magazine from June 1995.

Bargraph Peak Detector LM3915 (CB14385E)
This circuit was obtained in the National Semiconductor Linear Applications Handbook of 1994. The...
SCR Variable power supply (CB8894E)
This circuit was found in a Hands-On Electronics. Some restrictions must be considered as the need...
Skin Temperature Monitor (CB10960E)
This circuit was found in a 1987 magazine. It measures the resistance of the skin using a...