This circuit was found in a National Semiconductor manual from the 1980s. The operational amplifier is from that time and the waveforms are shown in the diagram.
This circuit is based on an old Siemens integrated that can now be found very easily. It allows the...
This circuit, which operates between 7 and 30 MHz, was found in Radio Electronics from the 1980s....
Found in a 1960s RCA documentation, this circuit applies to most common triacs. The trigger device is a...