Originally Posted by speedracerntrixie

Lots of guys are doing just this. Some use just a simple diode in line to reduce voltage, some just a regulator. Some and myself included use an IBEC. The one I suggest is made by Tech Aero. This unit allows you to shut down the voltage via TX and has noise suppression filters. Even comes with a very bright LED that gets mounted where it is visible so you can see when your ignition has voltage.