Found in a 1960s RCA documentation, this circuit applies to most common triacs. The trigger device is a neon lamp and the sensor is an LDR. R is typically 100k and C is 220 nF.
We found this circuit in a 1965 General Electric documentation. The circuit generates synchronized...
Found in Elektor Electronics from the 90s, this circuit can generate signals from 1 kHz to 9 MHz,...
This circuit was obtained from a 2005 Linear Technology manual. The circuit is self-powered and can...