Testing Devices Decel Smartphone App

App Update Notice: NAC-Dynamic Decelerometer

Current Availability The NAC-Dynamic Decelerometer App for iOS and Android remains available for download from the App Store and Google Play Store.

Important Update in Progress Neubert Aero Corp. is currently completing a comprehensive update to the NAC-Dynamic Decelerometer App to support recent changes to GPS satellite systems. This critical update will ensure continued accuracy and reliability for all users.

Timeline

  • Target Completion: End of October 2025
  • Availability: Updated app will be released prior to the 2025 Winter Airport Operations season

What This Means for Users

  • Current app versions remain functional and available for download
  • The upcoming update will enhance GPS compatibility and performance
  • No action is required from existing users – the update will be available through normal app store updates

For questions regarding this update or technical support, please contact Neubert Aero Corp. at info@airportnac.com

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Search either App Store for “NAC-DFD” and download.

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THE ONLY EQUIPMENT NEEDED FITS
IN THE PALM OF YOUR HAND

Dynamic Friction Decelerometer®
Mobile App for only $199*.

For winter runway operations only, Version 3. Copyright © 2025 NAC Dynamics, LLC All Rights Reserved. *Subscription price. To Review Downloadable PDF of Scientific Assessment of Mobile Decelerometer Technology for Runway Friction Measurement, please click here

ASTM, ICAO, & FAA APPROVED.

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