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  1. C

    445 dimming issue

    Hi all, i tried searching for a solution to my problem. It seems others have had similar issues but with different solutions. So heres my issue... I built a driver using a lm338, and am using it to power a m140 diode, first time i tried this, it worked great for a little while but then, it...
  2. C

    Bad driver?

    hello, new to the forums and lasers. Before i get hit with people telling me to search, i did for quite a while and didnt find anything that helped me. If a solution is mentioned somewhere else, a link would be great :yh: . So i was really interested in building a 405nm laser as a first project...


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