NEXSTAR 11 GPS SPECIFICATIONS
Software:
40,000+ object database. Stores numerouse user-defined objects.
UPGRADEABLE VIA THE INTERNET !!!
Electronics:
Computerized hand control, backlit, easy to read liquid crystal display (LCD).
Permanent Periodic Error Correction (PPEC) - Maintains error corrections even after unit is turned off and back on again.
Built in adjustable backlash compensation.
Dual RS232 ports & dual serial comm ports for use with future SMART accessories
Solo ports for Auto-Guider & 12VDC output for accessories.
Mechanical:
Dual die-cast aluminum fork tines.
9.5" roller bearing track for an ultra-stable polar axis.
To insure precision tracking, both the right ascension and declination axis have 5.625" 180 tooth gears and precision worms.
Vibration damping time = 1 second.
11" optical tube weighs 65 pounds, tripod weighs 26 pounds.
Optics:
11" (279mm) Large Aperature Schmidt Cassegrain Optical System - 2800mm focal lenght at f/10.
Accepts hundreds of accessories from Celestron and numerous famous after market manufacturers.