“I have a question regarding the subwoofer repair.My sub woofer had a 13V1.8A transformer.Can I replace it with a 12V 2A transformer.The model is mercury SW980”-Santhosh Hi Santhosh, You can try as the amp is higher...

I do received lots of technical questions either from my ERG members, buyers or even from new visitors. I have decided to post only selected questions and answers to this blog. If you have the answer for...

Have you come across optoisolator or optocoupler IC that breakdown when under full load or full operating voltage? I do came across few in my life as electronic repairers. I will only directly replace the Optoisolator IC...

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If you are from Singapore why not visit this Semicon Singapore 2008 exhibition on MAY 5 to 7th at Suntec International Convention & Exhibition Center Singapore. The theme for this year is about semiconductor manufacturing technology. This...

Another electronic suppliers from USA and here is the brief history of Alltronic.com . Alltronics was founded in July 1978 and is in the business of selling and buying electronic components and equipment.  A large portion of...

Sometimes we need to motivate ourself in order to continue concentration on the things that we are doing. A routine job can easily made us not to excel and move forward due to the comfort zone we...

This afternoon i went to one of my repair friend’s place and just to check out from him is there any latest news about his repairing business. He was the guy that i had interviewed him not...