Below is what all my protected supplies use. I'd never do it any other way.
<<< The best over voltage protection is a 4 component circuit using a SCR, a ZENER, a resistor, and a capacitor. Oh yes, a fuse also! Since the circuit goes across the supply to ground, it does not carry output current nor effect normal power supply operation George, W6GF>>> ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[email protected] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
