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  1. K

    TTL driver has a variable voltage pot(and of course current)??

    I am trying to purchase a TTL compatible driver for a m140 2w 445nm diode, and any help would be much appreciated as I am new to laser building and this is my second build after killing another diode due to improper handling of the driver and module connection. I found this driver and it...
  2. K

    Diode driver has both variable output voltage AND variable current?

    I am trying to purchase a TTL compatible driver for a m140 2w 445nm diode, and any help would be much appreciated as I am new to laser building and this is my second build after killing another diode due to improper handling of the driver and module connection. I found this driver and it...
  3. K

    445nm HELP laser Suddenly not burning, but still bright :(

    So I Recently bought one of those 1w 445nm laser diodes off ebay along with a TTL driver for it. I tested the driver with this test load (using 5 diodes) from survival lasers and set it to 1W. 3A Selectable Test Load It worked very well and burned through quite a few random objects around my...


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