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Appendix A. Technical Specifications
Mount weight
Payload/Mount weight
Structure Material
Periodic Error (PE)**
Right Ascension worm wheel
Declination worm wheel
Right Ascension axis shaft
Declination axis shaft
Right Ascension bearing
Declination bearing
Worm gears
Motor drive
Resolution
Transmission
Latitude adjustment range
Azimuth adjustment range
Polar Scope
Level indicator
Hand Controller
Power consumption
Power requirement
AC adapter
Communication port
Autoguide port
Firmware upgrade
PC computer control
Dovetail saddle
Counterweight shaft
Counterweight
Autoguider
Operation temperature
** Measured with encoder on bench, 10 minutes
* OTA size and length dependent, smaller than 6" in diameter recommended.
Mount
Center-Balanced Equatorial Mount (CEM)
Payload*
Up to 26 lb (12kg), exclude counterweight
All metal, Casting + CNC machined
PEC
1.8° stepper motor, 128X microdivision
TM
iPolar
electronic polar scope or AccuAlign
field illuminated optical polar scope
Go2Nova 8409 with 212,000 objects database
Tracking
Speed
1×,2×,8×,16×,64×,128×,256×,512×,MAX(6°/sec)
Wi-Fi
3.8" spring loaded Vixen-style, center adjustable
Tripod
1.5" Stainless Steel(5kg), or LiteRoc
GPS
Optional external 32-channel GPS
Warranty
10 lb (4.5kg)
2.60
<±10 arcsec for CEM26
<0.3 arcsec rms for CEM26EC
Permanent PEC/Real-time PEC
Φ88mm, 144 teeth aluminum
Φ88mm, 144 teeth aluminum
Φ35mm steel
Φ35mm steel
Φ55mm ball bearing
Φ55mm ball bearing
Φ15.2mm, brass
0.17 arc seconds
Synchronous belt
0º ~ 60º
± 6º
Level bubble
®
Automatic
0.5A(Tracking), 0.8A(GOTO)
12V, 5A
100V ~ 240V (included)
Built-in
Yes (USB and Wi-Fi)
Yes (ST-4 compatible)
Yes
Yes
Φ20mm X306mm (M16)
10 lb (4.5kg)
Optional external iGuider
-10ºC ~ 40ºC
Two year limited
32
TM
dark
TM
1.75"(7.5kg)
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