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Review Summary
2011-09-05T21:00:00
This fit on my old green Vixen GP mount using the Vixen DD-1 controller.
MHO
Works on GP mount
By MHO
This fit on my old green Vixen GP mount using the Vixen DD-1 controller.
The motor drives are stepping motors driven by a very accurate quartz oscillator. Their circuits are designed to keep tracking error within 0.005% of sidereal time. Cast aluminum housing with dovetail track attaches easily to GP mount. One motor is needed each for the R.A. and Declination axis.