microHAM MK2R
firmware v5.3
microHAM · Released Dec 22, 2009 · First seen Sep 9, 2026
Source:
microham.com
v5.3 is not the latest firmware for the microHAM MK2R: the current version is v7.19 (October 8, 2020). Go to v7.19
In short — summary by updatemystuff.com
Adds support for Icom IC-7600 and IC-475 radios and SteppIR SDA 100 Controller; fixes audio lock and TX stereo reporting.
- Icom IC-7600 and IC-475 radio support
- SteppIR SDA 100 Controller support
- Audio lock behavior fix
Written from microHAM's release notes, which are printed in full below.
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What's in this update
- bug fixed: Audio lock was badly implemented. Now audio from the sound card is redirected to rear radio input and mic is cut under lock condition.
- Icom IC-7600 and IC-475 support.
- SteppIR SDA 100 Controller support
- bug fixed: Stereo signal was incorrectly reported to router in TX state.
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