Thursday, July 17, 2014

Super Snap Circuits

Griffin combined several projects to make this super circuit. Part A is the main Snap Circuits board. He also used an Elenco project board (Part C). There are capacitors on part A and C which power a yellow LED. The capacitors are charged with the batteries in part A, going through a meter. Then in Box B (wooden toy toolbox frrom Lowes) there is a speaker and 2 wires that lead back to an audio circuit. The speaker is from the Austin Mini Maker Faire booth where kids got to take apart computers. Griffin's Dad says the speaker works TOO well. There is a 4-conductor cable which connects Snap Circuits space war integrated circuit U3 to the speakers. Griffin found a whole roll of this cable in the creek behind our house but he only used 10 feet in this project. There are also 2 wires coming out of Box B, which if connected (even through your fingers) will trigger a sound to play. Griffin set this up in his room, with an arm made out of Erector Set parts, which are metal, so that if his door was opened or closed it would be an alarm. It didn't work very well because Box B kept getting moved or tripped over. Part D is a radio, similar to one that came with Snap Circuits. It was originally designed to run off AAA batteries, but Griffin used the battery eliminator from Snap Circuits Green, so that it uses the AA battery pack on the Snap Circuit board. The speaker (Part E) is a computer desk speaker, connected with an MP3 cable to the radio. Now he can listen to the radio while working on his circuit. Part F (not attached) is the super charger which he uses to charge AA batteries when the circuit runs out of power.

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