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  1. M

    duty cycle for this laser and heatsink

    how long do you think i could run this laser for in minutes. its at 300ma and has this heatsink in the picture, it is a 20x dvd ld
  2. M

    300ma 20x DVD laser with module take a look

    take a look at the picture. make an offer if you would like it. i have one that is very similar on ebay http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=170176751664 if you want to see that one. one on ebay is 250ma going into the diode. both have heat sinks and run off of 4 AA let me know
  3. M

    FDA???

    is there anyone that can explain the fda crap to me i dont understand everything you have to do to make them legal. i have made a really nice burning laser and would like to sell it but after i ran into info about Regulations im not so sure anymore :'( ill post some pictures ^_^
  4. M

    Is this Diode burnt?

    Hi, this is one of my first posts.  I love this forum and everything about it, the people here are great.   So here we go, I built the driver by DDL and I have tested it probably 50 times lol it sends 250 ma through it and the volts were normal sense I did not have the laser diode yet.  I...


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