The circuit shown is from old English documentation and can be made with BC548 transistors for low power ones. The 2N3055 must be mounted on a heat radiator.
The circuit we show is part of an article that taught its complete assembly. The article is from...
Found in American documentation from the 90s, this circuit has a timing system for activating the...
This circuit was obtained in a 90s Popular Electronics. It generates a 10 Hz sinusoidal signal...