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hi,it seems like a really nice project. what would i need to do to change it from IR to RF ?
Compact LED Tester
hi i have got a question. it seems you connected the female pin header in parallel.but i dont understand why you use a 110 ohm resistor?i.e. if you use ONE 3v led 20mA with this 9v batterie you would need 300 ohm and if i put a second (same) led in i would need 150 ohm
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