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Astro-Smart MDA Family Low Cost Dew Controllers 15Amps Per Channel

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#1 astromiester1



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Posted 19 May 2024 - 08:13 PM

Buy a Brand New Astro-Smart Independent 1 to 4 Channel Dew Annihilator MDA Family Controller. Pick your choice of MDA-4, MDA-3, MDA, Meade Fork Arm MDA or Meade Fork Arm MDA2. The MDA Family Dew Annihilator can be setup with any make or model of telescope for trouble-free operation. The MDA Family Dew Annihilator can be controlled independently by each channel knob control switch with its ON and OFF switch. Once ON, the heat intensity is controlled via PWM from a minimum to maximum rated at 15 Amps/channel. PWM rates can be adjusted visually for each channel by LED intensity. The MDA Family Dew Annihilator is designed for Astronomers and Astrophotography’s who want a low cost, simple design, yet powerful dew heater controller with options for temperature/humidity channel monitoring. The MDA Family Dew Annihilator can be used with Astro-Smart’s RCA jack type dew straps or compatible RCA type dew straps such as Astro-Smart, Kendrick, etc.


The Astro-Smart MDA Family Dew Annihilator 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.One to Four independent Output Port Heat Channels User Control 15 Amps Capable.
Works with Any RCA type heat strap as Astro-Smart, Kendrick, etc.
3. Variable Knob Dial Power Control PWM Duty Cycle 0-100% @ 50 KHz Power Intensity.
4. Low Voltage Cutoff Circuit And LED indicator. Cutoff at 10.5 to 11VDC. This is for MDA-4 with "C" Options.
5. Over Current, Reverse Current and Over Voltage Protection Design with Switchable ON/OFF Power.
6. PWM LED Flash Indicators Per Channel Heat Output Port. Power LED Indicator
7. Temperature and Humidity Optics Channel Monitoring Option.
8. High quality design employs multi-layer PCB form factor and only the best quality components with conformal coatings for outdoor use.
9. Void of RFI(Radio Frequency Interference) protected to enhance Astro-Imaging .

10. Cut off control options available for MDA-3 and MDA-4 using MDA-3AC and MDA-4AC when ordering.


Each Astro-Smart MDA Family Dew Annihilator package contains:

1. MDA Family Dew Controller

2. 12VDC Pig Tail Power Adapter Harness.


Pricing starts at $69


Please, feel free to ask any questions at dale@astro-smart.com.

Please, visit our site for User manual, Demonstration Videos and site information to navigate at your convenience. Links below for Additional Product Information, User manual and Purchase Page Links(Paypal Preferred). Clear Skys and thanks for looking.


MDA Product Info......................................https://www.astro-smart.com/home/products/dew-controllers-dew-straps/manual-knob-style/m-da-dew-controllers

Meade Form Arm MDA Product Info.........https://www.astro-smart.com/home/products/dew-controllers-dew-straps/manual-knob-style/meade-m-da-controller

MDA-3 Product Info...................................https://www.astro-smart.com/home/products/dew-controllers-dew-straps/manual-knob-style/mda-3-family-dew-controllers

MDA-4 Product Info...................................https://www.astro-smart.com/home/products/dew-controllers-dew-straps/manual-knob-style/mda-4-family-dew-controllers

Purchase Page..........................................https://www.astro-smart.com/home/purchase/shop-dew-controller-products

Attached Thumbnails

  • MDA Family Dew Controllers1.jpg
  • #4 accesssories MDA-4.jpg
  • #5 astro-smart-logo.jpg

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