Elecraft KX2
firmware v3.02
Elecraft · Released Apr 8, 2022 · First seen Sep 6, 2026
Source:
elecraft.com
v3.02 is the latest firmware for the Elecraft KX2, released April 8, 2022.
In short — summary by updatemystuff.com
CW mode now allows 10W with 9V supply minimum for extended battery operation
- 10W CW mode voltage requirement reduced to 9V
- Preserves low transmit IMD
Written from Elecraft's release notes, which are printed in full below.
Was this useful? Thanks.
What's in this update
MCU 3.02 / DSP 1.52
- MORE OPERATIMG TIME AT 10 W IN CW MODE: In CW mode, we now allow up to 10 W output as long as the supply is above 9 V (key-down). In other modes the criteria for 10 W output is still 10 V. This is required to preserve low transmit IMD.
updatemystuff.com never hosts firmware files — always download from the official source.
Get it from ElecraftWatch the KX2 for updates
Create a free account and get an email the moment Elecraft publishes new firmware.
Create account & watch