Double the battery life with a new voltage regulator

posted Apr 5th 2007 5:33pm by Will O'Brien
filed under: misc hacks


[Alexander] sent in his instructable on upgrading the inefficient linear regulator in a DX3 RC radio transmitter to double the battery life. I’m actually more interested in the switching regulator (high res image) than the radio – this could be really useful. $15 to replace a $1 component hurts a bit – but it has the caps and coil needed to support the switching regulator.

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