This circuit can be used with motors or resistive loads, such as heaters and incandescent lamps. The circuit is from Popular Electronics from the 90s. All components used are common.
September 2016 - can already be purchased at Mouser Electronics the Robot Scribbler S3 from...
This circuit is suggested by General Electric in 1966 documentation. The Triac must match the...
This circuit was found in Radio Electronics from the 90s. The circuit employs a transconductance device and...