Welcome to our site! EDAboard.com is an international Electronics Discussion Forum focused on EDA software, circuits, schematics, books, theory, papers, asic, pld, 8051, DSP, Network, RF, Analog Design, PCB, Service Manuals... and a whole lot more! To participate you need to register. Registration is free. Click here to register now.
I have had a problem for some time.
my board got short-circuited for my welder.
the welding company doesn´t exist anymore.
Now i want to repair my welder, since it isn´t cheap to replace it.
I have a bipolar transistor called ST-4 wich i can´t find anywhere. the middle leg is not connected...
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.