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    Rayovac Sportsman 3-In-1 Headlamp Mod

    Two reasons: 1) In my (admittedly limited) testing, increasing the current didn't improve the throw, which was what I was wanting to improve. I don't recall it improving the brightness very much, either, but then I wasn't paying a lot of attention to brightness. 2) I don't know the maximum...
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    1W Luxeon modded into Dorcy 1AAA

    [ QUOTE ] Doug S said: [ QUOTE ] Ben H said: Doug, Any plans on selling these mods? [/ QUOTE ] Considering that I am a ham-fisted, slow moving modder, I don't have any plans to do mods specifically with intent to sell. I must report that several Dorcies were harmed getting the first one...
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    HELP : Single Transistor Constant Current Driver

    If it isn't too late for suggestions, I modified a two-transistor current mirror circuit to work as a constant current source. It is currently designed to drive three 3.7V LEDs from a 5.25 - 4.5V source at 20mA each, but you can probably modify it to handle your 9V source. You can find it on...
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    Rayovac 3 in 1 headlamp mod (simple one for the newbies)

    This looks like a good mod to try, since I own 4 of these Rayovac headlamps. But the minimum order quantity for the LXHL-FW1C at Future Electronics is 48 at $14.40 each, and I can't afford $691.20, nor would I need 48 of these buggers even if I could afford it. Anywhere else one can get these...
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    Rayovac 3 in 1 headlamp mod (simple one for the newbies)

    <font size="2" face="Verdana, Arial">Chris, Did you find out the single quantity pricing for the FW1C?
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    Rayovac Sportsman 3-In-1 Headlamp Mod

    I've created a web page to show my first mod: a Rayovac Sportsman 3-In-1 headlamp, modified by replacing the original LEDs (two red, one white) with three Nichia LEDs that all burn at the same time, rather then just one or two). Bonus: this mod includes a small, cheap and simple (only 4...

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