[NSRCA-discussion] Twin elevator servo issue using Futaba 9 ZAP

Ed White edvwhite at sbcglobal.net
Thu Aug 10 06:20:12 AKDT 2006


I use a multipoint programmable mixer to clean up the
last of the variation.  Mix elevator into gear (or
whatever the second channel is) and adjust the
elevator halves to move the same throughout their
range.

Ed

--- Peter Pennisi <pentagon.systems at bigpond.com>
wrote:

> 
>  I am using a twin elevator setup (for the first
> time) in my current F3A
> bird. I am having some servo tracking issues which I
> can't resolve. All end-
> points and sub-trims have been adjusted perfectly
> however when I place some
> long extension pins (6 inches) on my elevator halves
> directed back to the
> centre of my rudder I notice one side leads while
> the other lags. At half
> elevator stick the throws are different but the end
> points line up
> perfectly. 
> 
> What are you guys doing to get this exact (if you
> can?)
> 
> I have one channel plugged into the elevator channel
> while the other is in
> the gear channel. I am using the Ailevators function
> on the radio and
> configured as suggested.
> 
> 
> Thanks 
> 
> Peter
> 
> 
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