Recent content by gpk

fenix-store
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    Sold/Expired Nichia NSPW500CS 5mm Leds *ALL GONE*

    Hey Smitty I just received em today.Super fast shipping to Montreal as always, thanks !
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    Sold/Expired Nichia NSPW500CS 5mm Leds *ALL GONE*

    Re: Nichia NSPW500CS 5mm Leds $13 for last 22 Oh what the heck, I'll take em. :paypal:
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    Radioshack sale (Canada)

    Bah Radioshack Canada always sucked IMO. They charged on average 2.5 times the US price. I spoke to an employee the same week they became SourceCC and he said they didn't really have much to do with Radioshack USA when they were Radioshack; pretty name only. Accodrding to him Source CC has like...
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    New chip - dimmable 1 or 2 cell boost for Luxeons

    got samples and have a circuit running! Well after stumbling on this thread a couple of weeks ago I was inspired and put in a request for samples. You can imagine my surprise when I opened an envelope today and found a small anti-static plastic tube containing 2 chips! I just finished hand...
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    3D MagLite LED Mod - recommendations please

    Soldering to the center mag contact (and other hard to solder to parts) is a lot easier if you coat it with a tiny bit of rosin flux to it first...least it was for me. gpk
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    ZLT-CCR2 PCBs

    Check out http://www.zetex.towner.org.uk/ for a list of parts, PCB designs. I used Mr Als PCB designs and the "3cut" design too http://www.candlepowerforums.com/ubbthreads/showflat.php?Cat=&Board=UBB14&Number=627851#631957 (Thanks PBarette, MrAL etc). The hand wound inductors work great for me...
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    MOSFET-based LM334 regulator

    Hello evan and thanks for sharing your work with us. I was looking into your older 334 circuit after you gave me heads up in my older thread. Q: Is the current output set with the same formula ? R=0.065/I Keep up the good work!
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    Fairchild LM350 dies, takes other parts with it

    Oh man that sucks !!!
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    inexpensive PC Interfaced DMMs on eBay

    Not sure if this is the right place to post it but I thought it may be helpful to other newbies like me http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&category=25412&item=3874848961&rd=1 See other meters/ electronics items he has for sale. Just in case anyone was looking for some. Sellers is a...
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    Zetex 310 based boost converter with 1 amp output.

    Re: Zetex 310 based boost converter with 1 amp out Hey Newbie I'd love to find out more on the 61030 driver circuit; is the design public or is it classified ? Seems I always start trouble by asking questions gpk
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    Sold/Expired Important!! Ordering desk now open Great NEW NEWS!

    Re: FS: \"D\" cell HotLips with pedestal Redesign Received mine today, many thanks! gpk P.S. If anyone is looking for a few strips of Teflon tape (you can also use em on your computer mouse feet if they're getting worn) try this eBay seller or his regular site ; I've bought some strips off...
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    R value for CR123 to get 150ma

    You can use a small app to do the calcs, seethis thread http://www.candlepowerforums.com/ubbthreads/favlinker.php?Cat=&Entry=43305&F_Board=UBB14&Thread=833564&partnumber=&postmarker= You can either use mine or scroll down to the link for LED_Pro; mine requires .NET 1.1.
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    Software: LED Resistance & Resistor Calc & MORE

    New Version 0.1.5 Available New Version 0.1.5 Available (click to download ZIP) - Added Resistor Power in LED Resistance Calc - Enabled Parallel/Series # of LEDs in LED Resistance Calc - replaced LED presets with a "Favorites" menu. You can now add your own "LED favorites" (Presets) and they...
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    Zetex 310 based boost converter with 1 amp output.

    Pretty damn cool! Ohh I see the infamouse 617 there Can it be driven to ~750 using 2 x NIMHA cells (2.4-2.74 V? Looking forward to hearing more... gpk P.S. Just out of curiosity; what will you be selling the board for?
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    White LED Keychain for $1 - Canadian! (US$0.8)

    Heads up to Montrealers! Found these at a nearby dollar store in Montreal, on Mount-Royal & St-Laurent... Not bad for a buck
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