Quote:
Originally Posted by Shiraz
responses above in italics
The biggest issue is backlash - the mechanism is so rigid that there is no bendiness to allow for bearing runout, slight overtightening or temperature changes of the gear mesh. The only way to get reliable operation is to allow a moderate amount of worm gear clearance in both axes and this can best be managed with weight offsets to keep the gears loaded so that they mesh only on one side. If you do that, with guiding, these mounts can give you tight round stars, hour after hour.
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I have the local astronomy.net server running on my lappy with SGP. It never fails a blind solve. It can take a while. But I'm willing to wait if Elbrus fails.