Latest News

• Alreay Hit More than 10,000 Visitors

  If you look at the right side and below of this blog you could see the statistic showing how many people is online now reading this blog and the...

  • Posted October 18, 2008
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• Unstable Crystal Oscillator

  Do you know that the crystal oscillator use in the electronic circuit board could become unstable or have problem when it gets hot? It could also cause intermittent problem...

  • Posted October 17, 2008
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• APC UPS Model PR550i Repaired

  The complaint for this APC UPS Model PR550i was it can’t charge and sometimes (intermittently) all the front panel LED’S lights up. A new battery was replaced with no...

  • Posted October 16, 2008
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• Fixing Blue ESR Meter

  Here is an email that i got from one of my ERG member who has successfully built the Blue ESR Meter Kitset. He is a beginner and progress very...

  • Posted October 16, 2008
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• Capacitor Coding

  Can you still remember the post where i posted a questions on how to read the front number of a capacitor? You may click on this link to read...

  • Posted October 15, 2008
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• Recognize All The Different Transistors

  While searching for a data sheet, i came across a website that sell electronic components and it has lots of photos for many different types of transistors. If you...

  • Posted October 15, 2008
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• Repaired BenQ FP93V 19″ LCD Monitor

  The complaint of this BenQ FP93V 19″ LCD Monitor with P/N number 9JL1J72-VWM was no power. As usual  have to check primary side first  and found that four components...

  • Posted October 14, 2008
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• Sad News

  Got a call from my friend telling me that one of my former electronic repair course student died in a car accident yesterday. He was young (about 23 years...

  • Posted October 14, 2008
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