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Type: Posts; User: jbkuma

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  1. Replies
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    The 7/8" tube does not fit inside the 1" tube,...

    The 7/8" tube does not fit inside the 1" tube, and the 3/4" tube doesn't fit inside the 7/8" tube. Even if it almost fit, any bend or dent would cause it to get stuck even if you couldn't quite see...
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    You might get a better response with a topic like...

    You might get a better response with a topic like "Replacement for broken dooku blade" Before clicking, my first thought was that you were trying to make a curved blade and that I didn't really...
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    7/8" won't fit. I have done this with a 3/4"...

    7/8" won't fit.

    I have done this with a 3/4" pixel blade that I call "pixel core." I've been working on the best way to diffuse things properly.
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    You can also look at videos by various prop...

    You can also look at videos by various prop makers on YouTube for specific ideas.
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    I should have a demo video of just such a thing...

    I should have a demo video of just such a thing next week.
  6. Thread: Double check

    by jbkuma
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    579

    Unless you are doing something pretty...

    Unless you are doing something pretty interesting, the LED in the activation switch should only be 20ma, and you would only need a 1/8watt resistor (actual dissipation is about 0.01 - 0.04 watt,...
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    Yes you are missing quite a bit. You asked...

    Yes you are missing quite a bit. You asked questions about topics it seems you don't grasp very well and we are trying to provide informed answers.

    You want a focused beam to maintain it's...
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    I think you will find this isn't as efficient as...

    I think you will find this isn't as efficient as you hope. The light won't be as directional and using weaker LEDs will just make it worse. 6 LEDs do not produce 6 times the apparent brightness...
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    I don't think you are explaining your concept...

    I don't think you are explaining your concept clearly enough. Even a rough diagram may help illustrate what you are thinking. I think everyone here is imagining a different arrangement. I...
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    Nice job! Definitely has that future of the 80s...

    Nice job! Definitely has that future of the 80s feel.
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    Aluminum has a lower melting point than brass.

    Aluminum has a lower melting point than brass.
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    It is actually not possible to plate brass on...

    It is actually not possible to plate brass on aluminum by the typical means, for a number of reasons. Most importantly, brass is an alloy. You may be able to peen plate, which involves using a fine...
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    Yes, any LED. The led in an illuminated switch...

    Yes, any LED. The led in an illuminated switch has separate connections from the switch mechanism.

    It won't break anything, but it may not work properly. You need to use the correct switch for...
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    it is easy to test if you just connect a battery...

    it is easy to test if you just connect a battery and LED. If you click it and the LED stays on, then it's latching. Ideally you could check it with a multimeter instead, if you have one.
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    The LEDs will probably light well below 12. They...

    The LEDs will probably light well below 12. They will be parallel strips of 3 in series, so you are looking at something like 1.7 amps for a meter x2 @12v.
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    You definitely should not use heat on it, the...

    You definitely should not use heat on it, the insides are plastic.
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    Poll: In my sabers I have operated with the theory that...

    In my sabers I have operated with the theory that the shroud area would be to protect the wielder, or at least more blade should be facing the opponent than the wielder. If that box is for...
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    To follow on, "blue" will seem brighter than...

    To follow on, "blue" will seem brighter than "royal blue" but for mixing, as Jake said, it's largely a matter of what colors you intend to use and it is largely subjective for anything other than...
  19. Thread: Toast, right?

    by jbkuma
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    the capacitor just goes across the power, in...

    the capacitor just goes across the power, in parallel with everything else.
  20. Thread: Toast, right?

    by jbkuma
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    636

    That's a tantalum capacitor filtering the input...

    That's a tantalum capacitor filtering the input to the board. If nothing else is cooked, it should be easily replaceable.

    If you remove the burned out cap, you might get it to work, but the...
  21. if there is enough room you could also try PVC...

    if there is enough room you could also try PVC heat shrink, it will thinner and tougher than the normal polyolefin stuff, but also less grippy. It's what is typically used on batteries.
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    Is your saber still open or is everything locked...

    Is your saber still open or is everything locked away? There are a few things you can do to eliminate confounding factors and make sure each part is working correctly.
    - solder the data line...
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    You can gut anything, and anything that can hold...

    You can gut anything, and anything that can hold 3 D cells can fit any sort of lightsaber electronics you could want.
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    Most of the advanced builders that would normally...

    Most of the advanced builders that would normally answer questions do not use this system, so research is necessary to understand the components you are using. Not everyone has the time to do that....
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    No, you only need one DynaOhm, just make sure...

    No, you only need one DynaOhm, just make sure it's installed in the correct direction.
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