Hi all, I am looking with interest this camera gimbal 3 axis my doubt are about servo and apm 2.5 firmware...

http://www.aliexpress.com/item/free-shipping-3-Axis-Synchronous-Belt-Drive-Aerial-PTZ-Glass-Fiber-Pan-Tilt-Zoom-Camera-Mount/604455165.html

they dont seems to be directly attacched but have a ratio of 1 to 5 .. so I'm wondering if I get change in 180/5 degrees or should I use rotary engines and place the pot on the larger disk

any idea or suggestion?

thanks