Few days ago i posted a question on “Could Automatic Voltage Regulator (AVR) use as an isolation transformer?” The answer is YES if the AVR that you bought stated that it has the isolation transformer feature and...

I got this question from my ERG member: What would cause the blue cap to burst like this? I have had 2 Optiquest 19″ LCD’s with the exact problem. I replaced the cap and it still does...

I would like to share to you a tip on printer repair posted by one of my EGR member who is a printer repair expert. Here is the email he sent to me: Heres a tip on...