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Part #: 37912
SKU #: VXP1110

Vixen Optics DD3 Dual Axis Controller


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  • Vixen Optics DD3 Dual Axis Controller
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List Price:  $490.00

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This dual-axis controller/drive corrector is for use with two optional Vixen MT-1 motor drives. These are compatible with the current Vixen Great Polaris, Great Polaris D2, and Great Polaris Economy German Equatorial Mounts and on telescopes using these mounts. It is also compatible with the optional MT-1 on older Super Polaris and Super Polaris DX mounts and scopes.When controlled by the DD-1, the accuracy of the MT-1 motor drive is within +/0.005% of the sidereal rate. Powered by 8 user supplied ''D'' batteries, this will run for approximately 20 hours. An optional AC adapter is available as is an optional Manual Operation Clutch, recommended if manual turning on one or both axis is to be retained.


  • Dual axis controller
  • Provides 32x sidereal for general movement and 2x sidereal north, south, west and shutoff east for astrophotographic guiding
  • Specifications: Drive speed: Sidereal rate, 1.5x, 2x, and 32x, pause and reverse motions
  • Specifications: Batteries: 8 ''D'' batteries (not included)
  • Specifications: Operation temperature: 14° to 122°
  • Specifications: Applicable mounts: GP2, GPD2, GP, GP-DX, GP-E
  • Includes DD-3 controller, two MT-1WT motors and a battery box
  • Specifications: Electricity consumption: 0.8 ampere (max)
  • Specifications: Voltage: DC 7.5 to 12 volts
  • Specifications: Continuous operation duration: About 20 hours with alkaline batteries
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  • Overall Product Weight: 2 Pounds

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Weights & Dimensions

  • Overall Product Weight: 2 Pounds


Product Type: Mounts 
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When you buy a Vixen Optics DD3 Dual Axis Controller online from Wayfair, we make it as easy as possible for you to find out when your product will be delivered. You can check on a delivery estimate for the Vixen Optics Part #: 37912 here. If you have any questions about your purchase or any other Telescope Accessories product for sale our customer service representatives are available to help.Whether you just want to buy a Vixen Optics DD3 Dual Axis Controller or shop for your entire home, Wayfair has a zillion things home.

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We want you to love it. If you don't, you may return your purchase within 30 days of delivery. All you need to do is visit our Self-Service Return Center for instructions. Return credits are issued within 24 hours once the item is received and inspected. Please note that shipping charges are non-refundable. The cost of return shipping will be deducted from your refund.

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