Quote:
Originally Posted by BrianG
Neil, if you are going to power lights from the servo's motor outputs, you should still use a resistor. The only thing saving the LED right now is the low servo input voltage (minus the H-bridge v-drops), but running LED(s) directly like that will severely shorten their life. Theoretically, the current through the LED is only limited by the wiring: (Vsupply-Vf)/resistance. But since the LED Vf value does change with current, it will work for a while.
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What he meant to say was:
Sorry I couldn't resist!
