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555 police lights
How to change the resistance of a resistor with another resistor.
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mini fm transmitter
Repurpose an old briefcase, install a computer, use to keep hard drives cool.
Arduino - 10 Ohm -- 1000 K Ohm – User Selectable Ohm Meter
Electromagnetic Ring Launcher
X-ray flyback driver
This Is Not Science
Posted:Feb 13, 2009
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