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Member Since: January 26, 2010

Country: Australia


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Student At UQ (09-13)


C Programming Circuit Design


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  • change R1 to 390 ohms and change R2 to 68 ohms
    This gives 50.03 mA through the LED
    Its a tiny bit high but you should be fine. Increasing R1 more will lower the current (at 400 ohms its 49.97 mA but you might be pushed to find a 400 ohm resistor.)

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