Lab599 TX-500 Discovery
firmware v1.29.01
Lab599 · Released Mar 18, 2026 · First seen Sep 7, 2026
Source:
lab599.com
v1.29.01 is not the latest firmware for the Lab599 TX-500 Discovery: the current version is v1.30.00 (August 13, 2026). Go to v1.30.00
What's in this update
Added spectrum navigation function using the RIT encoder. Enabled in menu item 26: "ALT ENCODER RIT: SPECTR".
Added
CAT command for time setting: TM. Fixed equalizer disabling when line audio input is enabled. General minor fixes and improvements.
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