GM811G Equatorial Mount

Description

Introduced the New Spring Loaded Worm Now Included with every GM811G/-HD

Take your GM-8 to the next level!  This mount includes an upgraded RA axis and increases your imaging payload capacity to 50 pounds!

Specifications

(LT Version DOES NOT INCLUDE TRIPOD) 

GM811GT Features

• Photographic instrument weight capacity 50 lbs
• Low temperature operation: 0 F
• Equatorial Head Weight 27 lbs
• Removable counterweight shaft with safety stop; 1.25" diameter
• Includes one 11 lb weight
• Saddle plate works with both Losmandy Style and Vixen Dovetail
• Dovetail plate drops in and locks allowing for interchanging of any tube assembly - reduces the need for DEC weights.
• All machined aluminum and stainless steel, black anodized.
• All stainless steel hardware.
• Variable slip clutch one knob per axis design.
• Through the axis polar scope mounting, works in Northern and Southern Hemisphere. Polar scope optional.
• 7 lb and 21 lb extra counterweights available

Specification: RA Axis

• All machined aluminum and stainless steel, black anodized.
• All stainless steel hardware.
• One 3.750” diameter needle thrust bearing.
• One 2.000” diameter needle thrust bearing.
• Two 1.500” diameter needle bearings.
• 5.625” diameter, 7075 aluminum worm gear, 360 tooth.
• Dual supported, ball bearing housed ground High Precision Brass Worm.
• Variable slip clutch one knob per axis design.
• 1.250” diameter stainless steel shaft.

Specification: DEC Axis

• All machined aluminum and stainless steel, black anodized.
• All stainless steel hardware.
• One 2.100" diameter needle thrust bearing.
• One 2.000" diameter needle thrust bearing.
• Two 1.500” diameter needle bearings.
• 2.812" diameter, 7075 aluminum worm gear, 180 tooth.
• Dual supported, ball bearing housed ground High Precision Brass Worm.
• Variable slip clutch one knob design.
• Porter Slip Ring Design
• 1.250" diameter aluminum shafts.

Dovetail saddle-plate fits both "D" Losmandy Style Dovetail or Vixen Style Dovetail. Allows for the interchanging of any tube assembly-reduces need for DEC. weights.

FOLDING LW TRIPOD OPTION

All machined aluminum, black anodized

Tripod height, adjustable from 27” - 43” 

Folding leg design for easy transporting.

Tripod weight 15 lbs.

FOLDING HD TRIPOD OPTION

Tripod height, adjustable from 33” - 48” 

Tripod weight 35 lbs.

GEMINI 2 GOTO ELECTRONICS (G)

• Full Color Graphic Touch Screen clearly displays all functions.
• Classic four-button pattern for guiding, centering, moving and slewing on both the touch screen and tactile membrane on the rear.
• Periodic Error Correction (PEC).
• Programmable DEC. Backlash Compensation (TVC).
• Control panel dimmer, Day and Night Modes.
• Accepts auto-guider systems.
• Northern and Southern Hemisphere operation.
• Tiltable control panel for easy access.
• Stand Alone System. No PC required
• Ethernet 10/100 with full IP function permits operation from anywhere using a browser, ASCOM, or app over the web or Serial Port
• DC Servos for imporved accuracy with higher torque than steppers
• Non-Volatile Memory and Real-Time Clock
• English, German, French & Spanish displays
• Over 40,000 objects
• USB ports; Virtual COM to PC, ASCOM or planetarium program.
• Firmware upgrade via internet
• Auto Guide Port (TTL)
• Dual 12-18V DC input/output (3.0A)