Elecraft K3S
firmware v4.06
Elecraft · Released Aug 19, 2010 · First seen Sep 14, 2026
Source:
elecraft.com
v4.06 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 4.06 / DSP 2.60
- DVR PLAY/RECORD FIX: The AF PLAY and AF REC positions within the DVRs 90-second audio loop were not being setup correctly.
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