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  1. Didactic Discord

    First Burning Laser/Lm317T Driver Issues

    Hi everyone! After having some odd problems with my PHR-805T laser diode and Styropyro's 3$ laser driver build, I thought I would ask for some help (I need it badly DX). I began by using 8 AAs, using the positive wire to go to a switch. I then attached a positive to the other side of the switch...
  2. Didactic Discord

    LPRD: Laser Pointer of Reckless Destruction

    Hello everyone! I'm new to LPF, and have a question for you. I designed a laser, called LPRD, and I'm using Styropyro's $3 driver design to control the current going to a PHR-805T laser diode. I tried to find the numbers for resistance, voltage, and current, but I'm having trouble doing so. That...


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