Gear ratio questions (servo:camera axis) - What about using 2:1 for faster movement?

Hey guys,

right after finishing the modification of the fast Savox brushless servo (0.06s) I am still having problems with the overall speed of my system. I am using the hoverfly gimbal controller with the Savox SB-2271SG. My university project needs to rotate the camera more than 360°. I am wondering why all professional gimbals are using gear ratios of about 1:3 upwards (servo:camera-axis)? :confused: (That is the reason why I chose a gear ration of 1:2.6 for the first test.) Is that just for achieving a smooth rotation of the camera? A smaller or "negative" gear ratio ratio would result in a much faster camera-movement. What about using a ratio of 1:1 or 2:1 (servo:camera-axis)? Why is nobody using these sort of gear ratios? Has anyone ever tried one of these ratios?

Help is greatly appreciated. :)

Christian
 

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