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2 servos burnt up

This is the second time... First time burnt 1 Hitec servo, this time 2 Hitec servos

My setup:

Powering the APM 2.5 from two power sources, both 5v (removed JP2 of course)

Heli: Futaba RX with 3 - Hitec HS 5245 MG for the collective, 1 Futaba S9275 (its

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ESCs don't respond

Hi all. My first post here, but I've been lurking for a while.

Building my first Quad (3dr Quad-C) and have been having a heck of a time. Right now the problem seems to be with two of the 3DR ESCs. I can't get them to calibrate, or even respond to pow

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FBW-A lethargic

I'm new to the ArduPilot, and trying to tune gains for the first time. I've got the plane flying pretty well in stab mode, but when I switch to FBW-A it is extremely lethargic. It flies straight and is stable, but a full stick-deflection in roll only

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Arducopter speeds

My quadcopter is set with standard speed parimeters. In Stabilise the quad moves exactly how I want it and at the right speed. In Auto it goes OK but fights the wind (as little as 15mph winds) and almost comes to a hover. Do I increase the mps in the

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