Tag Archives: LED

Workshop LED light – DIY Walk-through

Here is a quick walk through on how to make a variable brightness LED work light. Required Parts 1 x Portable Halogen Work light, New or second hand: $15 3x Cree XP-G R5 Mounted to a 20mm MCPCB Star (or similar) $31 1 x … Continue reading

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Key chain XP-G… sort of.

I did end up making a mini XP-G keychain light.  However, due to lack of time and interest I only got as far as coupling 2 100mAh LiPo cells in series too two current limiting IC’s for a total output … Continue reading

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XP-G Keyring Light

Recently I have been watching  my poor old keyring light slowly die on me and have begun to wonder what I could replace it with.. Well the obvious answer of course is a Lithium Polymer powered XP-G keyring mod! So this is … Continue reading

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Low Cost Bike Light Construction

Found some time today to finally get started on a head lamp for my helmet. Its a fairly simple build this one with most of the parts being unmodified. Below you can see the 8xAA battery holder (4 on top, … Continue reading

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Super Simple LED Voltage Meter

Recently I took delivery of the parts needed to make the Sub$20 Bike light and a few other goodies. However being right in the middle of my exams I haven’t had as much time to play around as I would like. That said I … Continue reading

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Refinements for the trike lights.

With the prototype finished and getting a good work out most nights I find my self adding to an increasing long list of improvements to be made for the next one. This is what I have so far: Add a … Continue reading

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The finished product

Well its all finished! You can click on the images in the gallery below for more info I ended up using a small section of the black anodized Aluminium to house the switches and brightness pot. I also included the … Continue reading

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