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Arct1k · 10.09.2007, 11:07 PM

4S will take a 9XL to 30k rpm which is about right - 5S would hit 37.5 which is a little high i think.

UBEC stops the need to a rx pack which makes things a bit lighter - I actually just swapped to using a 2s lipo 1200 with the ubec to keep all the juice for the motor!

	(#8)
Arct1k RC-Monster Mod Offline Posts: 6,597 Join Date: Apr 2007 Location: NJ	10.09.2007, 11:07 PM 4S will take a 9XL to 30k rpm which is about right - 5S would hit 37.5 which is a little high i think. UBEC stops the need to a rx pack which makes things a bit lighter - I actually just swapped to using a 2s lipo 1200 with the ubec to keep all the juice for the motor!