June 2010 Repair Newletter

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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