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Modern Continuity Tester
heat activated cooling fan
Add buttons to your X52-Pro Joystick with an Arduino Micro
LED tester with adjustable current
Simple 3 Resistor PIC Programmer
"You've Got Mail" Detector (aka Using a Photo-resistor)
Using Comparator as Logic OR Gate
Use Comparator as Logic AND Gate
Posted:Jan 29, 2009
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