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All posts by Jestine Yong

  • Electronics Repair FAQ Part 30

    Please click HERE to read electronics repair FAQ part 30. Likes(0)Dislikes(0)

    • Posted May 21, 2012
    • 1
  • 8 Participants Attended The Basic Electronics Course

    There were 8 participants that have attended the 3 days basic electronics course. The course ended today about 7 hours ago. In this course there were 4 participants from Royal Oman Police (ROP). They work in the...

    • Posted May 19, 2012
    • 4
  • How To Make A DIY PWM Tester

    Sometimes you come across to repair power supplies, monitor, TV or some other devices containing SMPS.  Many power supplies have a PWM IC.  Most of them are UC384X.  Testing of an IC with multimeter is a difficult...

    • Posted May 17, 2012
    • 7
  • Oscilloscopes Buyers Guide

    I found an interesting article about oscilloscopes buyers guide and I have boomarked it. If you would like to know more info about oscilloscope like what type of scope to buy (Analog Or Digital), bandwidth, sample rates,...

    • Posted May 16, 2012
    • 6
  • Freeze Spray

    This company is selling lots of types of spray and the freeze spray caught my attention. If you are in the electronics repair line you would know that intermittent problem is one of the toughests to repair....

    • Posted May 15, 2012
    • 0
  • Use a Resistor to Test Your Multimeter

    You may have used a garden hose to water your lawn or plants. Did you notice the flow of water reducing when someone stepped on the hose? The pinching of the hose, when someone steps on it,...

    • Posted May 12, 2012
    • 1
  • Fixing LCD Panel

    Usually when the LCD monitor,  LCD TV,  Laptop screens have vertical or horizontal lines (thin or thick lines) the main culprint will be the LCD panel. Lets say the t-con board or the lcd contrller board are...

    • Posted May 11, 2012
    • 4
  • ESR Meter Table

    One of the ERG members shown to me an ESR meter table that he found from the internet. It seems that the ESR value result is not totally same as the one provided by Bob Parker  in...

    • Posted May 9, 2012
    • 13
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