This circuit is from a 1967 General Electric SCR manual. The circuit supports other SCRs depending on the power of the controlled load. The control is half wave.
The frequency depends on the coil and is not found in the original documentation but should be...
This is a device for those who need to show that they know how to use digital electronics but have...
Using an operational amplifier with FET, this circuit from a 1977 publication can generate...