Elecraft K3S
firmware v5.28
Elecraft · Released May 27, 2015 · First seen Sep 14, 2026
Source:
elecraft.com
v5.28 is not the latest firmware for the Elecraft K3S: the current version is v5.67 (January 22, 2019). Go to v5.67
What's in this update
MCU 5.28 / DSP 2.83 / FPF 1.22
- Manufacturing support changes.
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