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I have a home built Spyda500 quadcopter with an omnibus F4 V3 flight controller. When the drone takes off in a straight vertical ascent it rises smoothly for about 20 feet (i.e. 2 or 3 seconds) but it then starts to 'wobble' uncontrollably (i.e. oscillates by rolling from side to side quite...

Thanks for your response. That is reassuring, although I haven't yet had a chance to try what you suggest. I don't have any large indoor space where I would be comfortable doing what you suggest, so I'm waiting for a dry day to try it outside.

I have an F4 V3 flight controller with Betaflight firmware. Using the Betaflight configuration tool I have set it up and tested the motors using the motor test page in the configuration tool. In this mode the motors all respond correctly and consistently, even with all 4 motors running...

Newbie question to quad veterans: what is the correct motor number sequence for quadcopters? Or, is there a consistent standard for motor numbering? I have looked at numerous quadcopter related sites and it seems that just about every possible motor numbering scheme is used. For example...