microHAM micro KEYER II firmware v5.2

microHAM · Released Jul 2, 2012 · First seen Sep 9, 2026

Source: microham.com

v5.2 is not the latest firmware for the microHAM micro KEYER II: the current version is v6.21 (October 8, 2020). Go to v6.21

What's in this update

  • UltraBeam 2el.​yagi 6-40, UB20-MX, UB40-MX,​ UB50 added to the list.

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Other versions for this product

See the full firmware history for the micro KEYER II