Cobalt
22-03-2008, 12:08 AM
Astro-Physics 900 QMD mount with quartz micro drive controller and built-in digital 4000 step encoders. Up-gradable. Powered by 12V DC. Comes with height adjustable sectioned transportable 20cm dia. black aluminium pier with feet, Astro-Physics 15" dovetail mounting plate and slide bar, 8kg stainless steel counterweight on removable 4.5kg ss shaft. Equatorial head is in excellent condition. Pier shows signs of wear. Mount was purchased direct from Astro-Physics USA in Oct 1997. Mount has received little use and has been in storage. Plans fell through to re-locate to dark sky location and have sold my astronomy equipment due to other commitments.
All machined mounting made from aluminium barstock. Unique dovetail machined into the mating surfaces of the RA and Dec axes allows for easy dis-assembly of the head, without tools, into two manageable sections. Dec axis with saddle plate: 7.3kg; RA axis: 10kg. RA worm wheel: 7.2" 225 tooth aluminium; Dec worm wheel: 6" 225 tooth aluminium. Worm gears: brass. RA shaft: 2.2" dia. Dec shaft: 1.75" Dia. Porter slip ring design setting circles. Height to centre of mounting plate in standard set-up: 164cm.
$5,750 negotiable plus shipping. Email for images. Inspection welcome to those genuinely interested in purchasing. Located in Oyster Bay, Sydney.
Martin
All machined mounting made from aluminium barstock. Unique dovetail machined into the mating surfaces of the RA and Dec axes allows for easy dis-assembly of the head, without tools, into two manageable sections. Dec axis with saddle plate: 7.3kg; RA axis: 10kg. RA worm wheel: 7.2" 225 tooth aluminium; Dec worm wheel: 6" 225 tooth aluminium. Worm gears: brass. RA shaft: 2.2" dia. Dec shaft: 1.75" Dia. Porter slip ring design setting circles. Height to centre of mounting plate in standard set-up: 164cm.
$5,750 negotiable plus shipping. Email for images. Inspection welcome to those genuinely interested in purchasing. Located in Oyster Bay, Sydney.
Martin