This circuit appeared in Radio Elecronics magazine in 1968. The operating circuit is a general-purpose type at the time and the power supply must be symmetrical.
This circuit was found in a Poptronics of the 90's. The circuit limits the load current to 0.6 A....
This simple circuit can use general purpose transistors and SCRs like the TIC106. The warning...
This circuit is from a 90s 73 Amateur Radio Today. The circuit uses a MOSFET to provide 10 W of...