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Lab599 Utility v2.267 (Build 273)
Pre-releaseLab599 Utility v2.267 (Build 273)
This update addresses five usability and accuracy reports from EA3JIC. Thank you for testing the app so carefully and sharing the optional patches.
- Preferences: Station fields now participate in the Tab key order. The window fits the visible screen, remains resizable, and scrolls its Station content on shorter displays while keeping Save & Apply available.
- Full screen: The main window no longer applies normal-window size limits just after entering macOS full screen.
- CAT model labels: The documented
ID505;reply is shown as TX-500MP.ID500;is labeled as the TX-500 family;ID019;identifies the TS-2000 protocol; and the legacy acceptedID501;/ID502;replies no longer imply a specific model. Labels require an exact reply. This does not add or claim full TX-500MP feature support. - Band-plan source: The Station button opens the official IARU document for the active saved profile's Region 1, 2, or 3. The embedded frequency chart remains a simplified Region 1 reference and must not be used as authorization for another region.
- Live Audio: Switching between Cyber Cyan and Phosphor Amber recolors existing waterfall rows immediately. The audio callback and renderer share the level buffer through a short lock rather than racing on stored colors.
The full local test suite passed with simulated radios and isolated cloud data. The universal arm64/x86_64 app was built and its code signature verified. Physical TX-500MP behavior, on-air operation, and real display configurations beyond the test machine have not been validated in this release. Firmware transfer safeguards and protocol are unchanged.
Download: Lab599-Utility-v2.267-macOS-universal.zip contains the macOS 12+ app, English and Persian guides, and license notices. Compare its SHA-256 with SHA256SUMS.txt. The app is locally signed, not Apple notarized. Manufacturer firmware is not included.
Source archive note (2026-10-02): This historical tag was moved to the corresponding commit in the cleaned repository history. Tracked files outside the retired reverse-engineering/ directory are unchanged. Attached downloadable files and their checksums were not changed. Historical text in this release may still refer to the retired directory. The source archive for this tag still contains older review documentation; the retired reverse-engineering/ directory is absent from the tag tree.