This interesting circuit was found in a 90’s American documentation. The circuit has a maximum current of 20 A and uses a transformer with the characteristics given next to the diagram.
The TDA2613 is the mono version of the TDA1521A and has pinouts compatible with an integrated...
This circuit from an old 1978 publication uses germanium transistors but can be implemented with...
This project shows how to use an SCR in a starter circuit for a common fluorescent lamp. The SCR...