Elecraft KX2
firmware v2.97
Elecraft · Released Apr 27, 2019 · First seen Sep 14, 2026
Source:
elecraft.com
v2.97 is not the latest firmware for the Elecraft KX2: the current version is v3.02 (April 8, 2022). Go to v3.02
In short — summary by updatemystuff.com
Improved ATU tuning reliability at voltages as low as 8.5V.
- Improved ATU tuning at low supply voltages
Written from Elecraft's release notes, which are printed in full below.
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What's in this update
MCU 2.97 / DSP 1.52
- ATU TUNING IMPROVED WITH LOW SUPPLY/BATTERY VOLTAGE: ATU tuning should now be reliable down to as low as 8.5 V. Results may vary somewhat due to component tolerances, but all radios should show improvement.
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