Astro-Cube Dew Annihilator System Controller (Model: M-DA-2)

Astro-Smart's Astro-Cube Dew Annihilator Control Dew Removal Capability  for any telescope.

Typical Configuration for the M-DA-2  is shown below on a ritchey-chretien but can be used with any reflector, refractor, newtonian or schmidt-cassegrain telescope.

 (Model: M-DA-2)

The M-DA-2 can be setup with your telescope for troublefree operation controlled manually by the user supplied rotary dial.

The Astro-Cube Dew Annihilator  (Model: M-DA-2) is designed for Astronomers and Astrophotography’s who want a low cost, simple design, yet powerful dew heater controller.The Astro-Cub dew Annihilator can be used with Astro-Smart’s RCA jack type dew straps or compatible RCA type dew straps such as Astro-Zap and Kendrick.

The Astro-Cube Dew Annihilator (Model: M-DA-2) is designed to be used with any make or model of telescope.  Whether you have a refractor, newtonian, schmidt-cassegrain, or a ritchey-chretien, the M-DA-2 will solve your dew problems while informing you every step of the way. 

The Astro-Cube Dew Annihilator (Model: M-DA-2) systems incorporates three independent port heater channels capability  controlled using three rotary dials and three PWM LED indicators for each channel.  The  Astro-Cube Dew Annihilator (Model: M-DA-2)  is powered by a 12VDC input from car adapter or AC/DC power supply available at Astro-Smart which can drive upto 15 Amps total or 5 amps per individual channel.  For instance, one channel CH1 heater may be used for the main imaging telescopes secondary corrector plate for dew control while CH2 heater can be used for the primary mirror,  another mounted imaging scope, guider or finder scope or your eyepieces. In the following picture you can see M-DA-2 system with 3 individual heat channels controlled by rotary dial and PWM LED Intensity Indicators . For more information on operation of this product see the user manual links on this page.

The Astro-Smart Astro-Cube Dew Annihilator  (Model M-DA-2 is  designed to be user friendly, serviceable, elegant and reliable and include the following  features  shown below:


Worry Free Warranty Program For Life Of Product Sale.


Full Manually Operated Rotary Dial Dew Control Solution.


3 Independent Output Port Heat Channels User Control Capable of 120 Watts(12V, 15 Amps) or 5 Amps per Channel.  Works withAny RCA  type heat strap....Astro-Zap, RCA type dew strap such as Astro-Smart, Kendrick, etc.


Variable Rotary Dial Power Control PWM Duty Cycle 0-100% @ 50 KHz Power Intensity.


3 PWM LED Flash Indicators Per Channel Heat Output Port. Power LED Indicator


High quality design employs multi-layer PCB form factor and only the best quality components

with conformal coatings for outdoor use.


Void of RFI(Radio Frequency Interference) protected to enhance Astro-Imaging .


Dimensions (5.2” Long x 3” Wide x 1.9” High.)


Price point set below development cost for such a system while providing more features.

The Computerized Dew Annihilator for any telescope! 

The M-DA-2 package contents are shown below:



1. M-DA-2 Dew Controller

2. One CD with user manual, Videos, Tutorials and Astro-Smart Sales Brochures.

Availability: Usually ships the next business day


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