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  1. J

    Beginner Project Help: 488nm laser pointer

    Hello Encap, Thanks for the recommendation. I will look into getting into contact with DTR. So, using two AAA batteries isn't an overly powerful supply that will burn out the diode? Was the issue really that I just used the wrong host since this 488nm diode is incompatible with a case...
  2. J

    Beginner Project Help: 488nm laser pointer

    Hi GSS, Yeah, I purchased the pre-assembled DTR module (driver+diode in a copper housing with lens) Oh no. So I guess I should not have used the (+) wire on the case while testing, since this is not a case positive diode? I was not aware of that factor, but thank you for the input. Dang.
  3. J

    Beginner Project Help: 488nm laser pointer

    Thank you Snecho and gazer101 for the prompt responses. I clearly have a lot more to learn. Per the host: It's definitely one of those cheap, mass-produced eBay pen hosts. This is in part because I haven't found a reliable source of hosts yet, DTR does not seem to sell any. There seem to be...
  4. J

    Beginner Project Help: 488nm laser pointer

    Hello everyone, I'm new, and I'm very glad to have found this resource. Quick notice: I am not very well versed in electronics, but I do understand the fundamental concepts enough that I thought I could get by (we'll see), and I did try to study youtube tutorials as well as other beginner...





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