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  1. V

    Voltage and current regulator.

    I am not good with electronics, please help me to figure this out. I believed the L200 worked with a pwm signal and did not produce so much heat.
  2. V

    Voltage and current regulator.

    Hi everybody. I finally started to build my first divelight (a handheld backuplight) The lightsourse is a ostar LE UW E3B (1120lumen, 6500kelvin) The powersourse is 8 li-ion in series (29,6v, 900mah) The main component for the powerregulator is a LM200 voltageregulator with current limiting...
  3. V

    voltage vs constant current regulation

    Why not regulate both curent and voltage? I think you can do that with this one http://www.maplin.co.uk/Module.aspx?ModuleNo=8064
  4. V

    Dive light with 6000 lumen

    Yes it is going to be a cnc machined canisterlamp. I will use delrin (POM) for the canister and aluminum for the lighthead. The capacity of the lipo is 5A. The spill dont bother me as long it has a spot i can signal and point with. I had in mind a configuration tha give me the option to...
  5. V

    Dive light with 6000 lumen

    you can buy the reflector here. http://www.reichelt.de/?ACTION=3;ARTICLE=75018;GROUPID=3031;PROVID=2351 The leds will be wired pararell. My knowledge in drivers is very limited yet so any advice or help is very appreciated.
  6. V

    Dive light with 6000 lumen

    I have made my mind now about what kind of led i will use. It is going to be 3 ostar LE UW E3B-PZQZ-4C8F with fraen 8° reflectors if i can get my hands on them (i spoke to a supplier and wait for answer) One question about the lipo pack, is it better to use one 6 cell = 22,2V Or two 4 cell...
  7. V

    Dive light with 6000 lumen

    Maby you are right, thank for the advice. What do you think about 3*ostar with fraen reflector instead. Any ideas about 2 mode driver.
  8. V

    Enlightened me on parts to use for a canister light.

    Hi cjarlif, where in sweden are you located? Mabye your friend can CNC my divelight as well, with payment of course.
  9. V

    Dive light with 6000 lumen

    My hobby is wreckdiving in sweden The visibility here is sometimes = 0 so i thought it would be nice to have a divelight that you can see when it is onn
  10. V

    Dive light with 6000 lumen

    Hi there. I want to make my own divelight, not because i think it will cost less this way but because its mor fun this way. Here is what i have in mind. 1 csm-360-w65s led from luminus. 1 50mm reflector with about 8 degree spread. 2 5A 18,5V lipo batery 1 custommade driver with...
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