Frequently Asked Questions

What is the difference between the NK Bootloader, the AB Profile Loader, and the HK Gunloader?

NK Bootloader- This is used exclusively for updating the firmware on the most recent Kestrels. This Bootloader will work with serial numbers 686705 and above. Serial numbers below 686705 cannot be updated.
AB Profile Loader - This is the application used for creating and uploading gun profiles for the Kestrel Shooter's Weather Meter with Applied Ballistics.
- Build 24 - used for firmware version 4.76 or below
- Build 33 - used for firmware versions greater than 4.76
- Build 70(or higher) - used for firmware version 4.93
HK Gunloader - This is the application used for creating and uploading gun profiles for the Kestrel Shooter's Weather Meter with HORUS Atrag.

Created by Tech Support

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