metis wrote:big led..... coudl be fun... inflatable...... can you generate a current from lake water using differing metal leads?
DanBackslide wrote:Then, when darkness falls, bucketloads of blinky things on ice!
Sure, not a problem.noise wrote:Could you freeze a bunch of leds into a block of ice.
Wait, you want to freeze them in ice AND light them up? That's different.noise wrote:Probably have to wire them all together and power externally though.
Theo wrote:DanBackslide wrote:Then, when darkness falls, bucketloads of blinky things on ice!
One wrinkle, though--everything has to be cleaned up. No trace left behind, nothing getting dumped in the lake once the ice breaks up.
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