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Showing posts from March, 2012

Drinkin' Cap

I've got an epic St. Patty's Day planned for this Saturday and I thought: wouldn't an LED-ified hat be awesome? Then I thought: "I have to. It's a moral imperative." A couple days shopping around for a bowler hat and green LEDs and here's the result: The LEDs were mounted by using a new (sharp) x-acto knife blade to slice a single small slot in each LED position. I pinned a shamrock pattern to the hat first... The circuit was wire wrapped not soldered. Once all the LEDs were poked through the hat I used copious amounts of hot glue to make them permanent. A 10 kO pot is in line with a 9 volt battery to current limit (and provide a brightness control). A Velcro wire management strap was sacrificed and hot glued in the brow to hold the battery in place. The circuit: Original Image Source: The top of my head does touch the top of the hat but there's actually just enough room in the front tip for the battery. It fi