{%Dew Controller Products%}

Astro-Smart's Computerized Dew Annihilator(RCDA).  Control Dew Removal Capability  for any telescope.

(Model: RCDA)


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


The RCDA can be setup with your telescope for troublefree operation controlled manually by the user supplied key pad interface.

Astro-Smart is the innovator of this elegant solution to your dew problem. The Computerized Dew Annihilator  (Model:
RCDA) is one to the most advanced yet modest dew controllers made available to the amateur or professional Astronomer. The Computerized Dew Annihilator (Model: RCDA) 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 RCDA will solve your dew problems while informing you every step of the way. Its like having a hired dew specialist posted at your telescope 24/7. 

The RCDA systems incorporates a common four port heater capability controlling multiple channels. For instance, one channel CH12 heater may be used for the main imaging telescopes secondary corrector plate for dew control while CH34 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 RCDA system with common 4 heat channels, PWM LED indicators on CH1/2/3/4, Low voltage cutoff circuit protection with LED indicator for power supplies using battery sources. For more information on operation of this product see the user manual links and video tutorial links on this page.













Since, the inception of this unique product at Astro-Smart, the RCDA was many years in the making, over long periods in astronomy using existing products on the market to control dew, identifying their weaknesses and limitations making the product you see before you.  The RCDA is finally here!!! The Astro-Smart Computerized Dew Annihilator  (Model RCDA is  designed to be user friendly, serviceable, elegant and reliable and include the following  features  shown below:


1. Worry Free Warranty Program For Life Of Product Sale.
2. Full Computerized Dew Control Solution.
3. 4 Automated or Manual Output Port Heat Channels User Control Capable of 120 Watts(12V, 10Amps).  Works with any RCA type heat strap....Astro-Zap, Kendrick, etc.
4. Over Current, Reverse Current and Over Voltage Protection Design with Switchable ON/OFF Power.
5. Low Voltage Cut-OFF Circuit Control And LED Indicator.. Cutoff at 10.5-11VDC.
6. Variable Power Control Duty Cycle 0-100%, 300 Hz. Patented Asto-Smart Wave Cancellation Method And Pulse Width Modulation(PWM) for Efficient Heat Output Tailored for Extreme Dew Removal, Reduced Wave Interference with CCD Imaging and Conservation of Power Drawl.
7. PWM LED Flash Indicators For Heat PWM Output Ports.
8. Updatable Firmware and Standalone Software OS GUI Interface.
9. High quality design employs multi-layer PCB form factor and only the best quality components with conformal coatings for outdoor use.
10. Void of RFI(Radio Frequency Interference) protected to enhance Astro-Imaging .
11. Price point set below development cost for such a system while providing more features.


[Order Now!] 
The Computerized Dew Annihilator for any telescope!

The RCDA package contents are shown below:



1. RCDA Dew Controller

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

3. One Car Cigarette Power Adapter With On/OFF Switch Fused. (Note: Pictures above don't show this accessory but it is included)

Optional Accessories:

Another convenient accessory that Astro-Smart offers is a right angle mounting brackets (RAMB-DM).This allows your RCDA controller to be mounted securely on a variety of surfaces.

Another convenient accessory that Astro-Smart offers for your RCDA is a right angle heater connector (RAHC-DM).This allows your heater to be connected to the RCDA at a right angle. This may be convenient for you to alleviate any bending that you have of your heater connector and wire. 

Another convenient accessory for your RCDA that Astro-Smart offers is a 12 VDC car adapter for operating your  dew heating needs with your telescope from your car rated at 10Amp 12 VDC. (PC12V10AMP-D).This comes with your RCDA family controller. Spares are availble if needed.



Another convenient accessory for your RCDA that Astro-Smart offers is Three versions of power supplies based on your dew heating needs  chosing between 6, 8 or 10Amp // 12 VDC supplies(PS12VXAMP-D).


Another product Astro-Smart offers is our Premium Dew Heater Straps.

Astro-Smart is proud to announce the offering of our Premium Dew Controller straps that can be used with the Astro-Smart Dew Controller products and compatible with other vendor dew controllers with RCA jack input to control temperature of your telescope optics, cameras, camera lens, telescope eyppieces and senstive electronics. 

The materials used for these Premium Dew Straps include Industrial Velcro, High Qualtiy Insulating Material to project heat toward the optics and away from the atmosphere, 5 foot power cord with male RCA connector and Power Extension Cable Current rating  of 10 Amps.

The specifications of our various Premium Dew Straps, sizes and pricing are provided by clicking on this  "LINK" provided to our Dew Heater Straps Product Page.Please note that when purchasing the Astro-Smart RCDA, you can also use the heater straps you may already have.


Email Us At Addresses Below:
Dale DiDomenico:-->


















1. CDAP Pro with Dew Point, Humidity, Ambient temperature sensor and Remote Capability

2. One Differential temp sensor Probe.

3. One Serial to USB interface Cable.

4. One CD with user manual, CDAP PRO Platform Software, Videos and Tutorials.