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Laser Powering a Solar Cell Experiment

How much current does a simple over the counter five dollar laser produce when hitting a small solar panel?  I wasn’t sure, so I did a little experiment.

Using my handy multimeter, I determined the laser circuit was 4.5V at 25 mA.  Since W = V * A, 4.5V x 25mA is 112.5mW.  Now [...]

New Charge Station for the New Decade

I used the Charge Station I built for a while, but the appearance started to annoy me.  Why would I want to have a plastic tupperware box sitting out in my living room, especially when the duct tape was visible through the frosted top?  The box was too sloppy so I made another attempt [...]