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have not been around these forums for at least a couple of years. Anyway, I remember reading about a project this college student did where he basically built a touch sensor onto his laser so that there were not moving parts on it. It used some really low voltage jfet or something like that. The...

i have a 16 x dvd reader here that i have taken apart and it has 2 diodes in it... one appears much longer than the other and is in a heatsink.. i was hoping this is a red with at least a little power

Hello first off i have some questions that i have asked and never got a really good answer to: this one is talking about laser diodes from cd burner which i was told are multi mode diodes these questions are where i asked about building a green, all i was told was ebay but i would like to...

Well i am new here... Obviously. I have ordered 2 30mw true greens from DX because of some of the suggestions about price and performance on this board. The USPS says they have been in NY for 2 days so i am awaiting them as i speak(when the mail runs of course). One is for me the other is a...