Re: Simple Op-Amp Tester

Posted by ξεναγος νεκροπολης on
URL: http://guitar-fx-layouts.238.s1.nabble.com/Simple-Op-Amp-Tester-tp27924p27933.html

top mate!!!
very usefull as i also salvage staff from old radios and mixers.
a few days ago i've pulled out 2 JRC4558 that looked really old, and haven't tested them yet.
i'll preadboard this tester asap!
lets see if there is a living myth in those JRC4558!!!