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    General lighting project

    Leds are driven to 80% of their typical current , I estimated surface area 25 sq inch per emitter. Hopefully that would be sufficient.
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    General lighting project

    one more screenshot of the progress :-) wiring.
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    General lighting project

  4. A

    General lighting project

    design in progress
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    General lighting project

    Gentlemen, Design of a cieling led lamp continues. I would like to post some images of my design for general public to examine and comment on. Unfortunately for some reason i'm not allowed to add attachements to my post. Can someone resolve that issue?
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    General lighting project

    Gentlemen, Is there a page where i can put some pictures of my led lamp?.
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    Epoxy resin

    Is there a company that sells that stuff in europe?
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    Epoxy resin

    Greetings Gentlemen, A very important question : Is there a sort of epoxy resin that doen't harden completely , but stays a bit collagen like? to compensate for thermal expansion? I would like to utilize that material to stabilize power supply unit inside its housing. Thank you.
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    LED Heat Question

    what thermal paste did you use exactly? what brand is it? where can it be purchased?
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    General lighting project

    I envision them being placed in one/two fixtures. Big square ugly thing hanging on the ceiling. i'll skimp on decent optics and opt for a simple frosted acryll plate to disperse the light. currently 4 double TL fixtures are used to light up the area of approx 100m2. I want to replace them with...
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    General lighting project

    Fluo is currently installed, i want to replace it with leds. why with leds? out of scientific curiosity. i'll try and see what happens. i'll post some pics when/if i get it done.
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    General lighting project

    Gentlemen, thanks a lot for your remarks. i will elaborate further. lamps will be mounted on the ceiling of old industrial building with no natural light coming in. walls are not white but disgustingly dirty yellow color. (that's why i want to use cold leds). ceiling is at least 7 meters from...
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    General lighting project

    Greetings gentlemen! I would like to construct my own LED lamp to light up an area 100m2. I've been thinking of using about a 100 Leds Luxeon K2 Power LED - LXK2-PW14-U00. Mounting hight is about 7 meters. Here goes the question... Will that be enough to produce sufficient lighting to read...

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