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  1. G

    Has anyone used these LDs? Also, noob questions.

    Thanks Adrian! Ah, ok. I'll set the CD drives aside and use the DVD diode, it'll just take a quick test to see which leads are for the DVD diode. The reason I'm not waiting for a diode to be ordered is because using one of these LDs is the point of the project. I'll use this as a kind of...
  2. G

    Has anyone used these LDs? Also, noob questions.

    Hello all, first post. Great forum! I've been saving old CD and DVD drives for laser projects for a few years and am ready to start. I ordered a few LM317s and some 555 timers to make some simple pulsed current sources to power the diodes. The main problem is that I don't know much about the...


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