Testing Electronic Components

• Zener Diode Color Coding

  If you look at the photo, you will see a diode (D835) have two...

  • Posted August 5, 2011
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• Testing IR Sensor

  Found a website that show you how you can easily test an IR sensor....

  • Posted May 24, 2011
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• Have You Seen A Diac Before?

    Above are the sample of Diac photos and you have to take note...

  • Posted September 7, 2010
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• About Zener Diode Color Code

  Yesterday i got an email about identifying the zener diode color code. So far...

  • Posted December 30, 2009
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• Testing Electrolytic Capacitor

  Since after got the ESR meter i hardly test the capacitance value of electrolytic...

  • Posted August 16, 2009
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• Confuse Between Zener And Normal Signal Diode

  Yesterday my student have a LCD Monitor with no power symptom. After scanning through...

  • Posted August 13, 2009
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• 6 pins and 4 pins Optoisolator

  Testing the 6 pins optoisolator IC was not a problem for most of the...

  • Posted January 19, 2009
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• The Right Way To Check The Linear Transformer

    For a step down linear transformer  it is always recommended to use voltage...

  • Posted January 3, 2009
  • 4