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June 2010 Repair Newletter

By on June 6, 2010

If you are a first time visitor to my blog and wish to read the June 2010 repair newsletter  about “Learn The Easy Way To Build Your Own SCR and Triac Tester” then you can click HERE to subscribe to my monthly repair newsletter and you could also read all the previous repair newsletter too. See you in the other side!

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4 Comments

  1. beh

    June 7, 2010 at 4:30 am

    DEAR MR YONG

    i have all parts on my table to make SCR tester my only problem
    is i have lite bulb 6 v 3 watt . can i seri a resistor to bulb
    to get result if this is + what must be the resistor value
    to find 12 v bulb here is difficult.
    thnx
    beh

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  2. admin

    June 7, 2010 at 11:46 am

    HI Beh,

    If your test mainly on normal consumer electronics scr and triac then using 6 volt supply with the 6 volt lamp could work. Try connect a 180ohm resistor.

    Jestine

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  3. beh

    June 7, 2010 at 1:35 pm

    DEAR JESTINE

    thank you so much of reply . also can i change the lite bulb to led 12 v. sure i will respect the polarity of led
    do you think this works?
    regards
    beh

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  4. admin

    June 8, 2010 at 3:52 am

    HI Beh,

    Or you can try to build one from this website:

    http://www.electroniq.net/en/other-projects/scr-tester-circuit-diagram.html

    Jestine

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