Elecraft K3S
firmware v4.14
Elecraft · Released Oct 6, 2010 · First seen Sep 14, 2026
Source:
elecraft.com
v4.14 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 4.14 / DSP 2.60 / FPF 1.13
- ELIMINATED POWER-UP SELF-TEST ERRORS (ERR BP1, etc.):
On rare occasion, a K3 would display a series of error messages on power-up. This has been corrected.
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