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Comment: nice project!for people like me w/o mad pcb making skillz, sparkfun sells a kit like th…
Comment: If you put in a resistor, would it make the battery last longer? (with a dimmer LED) O…
Comment: So, if i use a bigger resistor than calculated, does it : a) make the battery last lon…
Comment: I almost understand (noob). Maybe not. You have to know voltage vs current for this, ja…
Comment: Why use a separate resistor for each branch, instead of one for all of them in the circ…