[amsat-bb] Re: inquiry about homebrew az-el systems

On 03/01/2013 02:17 AM, Lizeth Norman wrote:

Three turn pots are necessary unless we want to limit rotation to 360 degrees. Easy enough to in satpc32. Also, not all pots rotate 360. Some only 320, some less. The more expensive pots have much greater possible feature set.

Unless we want lightning fast antenna rotation, we're going to need some sort of gearbox with virtually any motor we're likely to find. We could gear the drive to a simpler pot as well.