Simple Transistor Switching

Transistors have 3 pins: Emitter, Base, and Collector. If you apply power to the Emitter and Collector pins, the Collector will emit power. This can be used to make electronic switches, passcode locks, ETC. This uses:- 1x 2n3904 Transistor- 1x Switch- 1x LED- 1x 100R Transistor- 1x Breadboard- And S...
By: WingraMax

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from Instructables: exploring - technology - robots http://ift.tt/1JIDcbF

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