If you're not going to use something like the RCS system I'd suggest using one of the ESC's from dimension engineering-
http://www.dimensionengineering.com/SyRen10.htm
They have a high switching rate and you shouldn't get a motor whine using them.
Dave
http://www.dimensionengineering.com/SyRen10.htm
They have a high switching rate and you shouldn't get a motor whine using them.
Dave