See History for previous build notes.
Fix: IARU HF Championship wasn't apply needed fonts and colors to calls in partials pane. Thanks JH1GHM.
Change: Callsign validity testing now uses the same regex as used by DXLog.
Change: The SQ column title is changed to XQ, for eXcluded QSO (AKA X-QSO).
Change: The default lower edge for the 160m phone subband is now 1900 kHz (was 1840) to stop generally unwanted mode changes from CW to SSB.
Change: KPA1500 TCP Enable turns on power as a side-effect, Power off disables as a side-effect.
New: World Radiosport Team Championship 2026 contest in the Other U-Z group.
Fix: K4 Sub Mini-Pan wasn't reopening cleanly at startup.
Fix: Panadapter leaf menu item titles for toggling toolbar were not being initialized by saved toolbar visibility state.
Fix: Panadapters > Sub Receiver > Mini-Pan > was missing for K4 Radio 2.
Fix: All Asian Contest Outside wasn't identifying zero-point QSOs.
Fix: Log > Reset Log wasn't reseting the internal exchange database containing records from the log being reset. Thanks W2RU.
Fix: Dragging the splitters in Panadapter windows and the DXCluster windows was doing nothing in Tahoe.
Fix: Crash when creating a Practice mode spot for a callsign longer than 9 characters.
Fix: Crash when a DX announcement was missing the colon or the colon appears beyond character 14 in the announcement.
Fix: Crash when clicking a Fonts and Colors color well in Logging Settings on Tahoe.
Fix: The passband extension into Panadapter Sub Receiver waterfall was not being hidden after frequency is stable for a bit.
Change: Help > DXSpider Spot Filtering now opens a W3BG/N3RD tutorial.
Change: Modified the default (new user) spot filter definition.
Change: Rewrote the Spot Filters section in the SL Guide.
Change: Increased the width of spot lines in Waterfall displays to increase visibility.
Change: Waterfall color is now gray and signal intensity overlay opacity is now 0.25 to improve visibility of dark and black spot overlays.
Change: Revised the polling rate scheme for ICOM radios to accommodate older models.
Change: Updated the IARU Societies database: Added LCAS (5A) and SKNARS (V4), changed (4J) name and code, changed UBA name, disambiguated ARAS-4J and ARAS-6W. Thanks K1ZZ.
Change: Altered colors in Panadapter views to match K4 colors, except waterfalls are grayscale.
New: Lines in the DXCluster spot filter editor can be commented out by beginning them with '#'.
New: For General Logging, if you enter a valid Maidenhead grid in the QSO Info entry field, SkookumLogger sets the target point to that grid when you tab or spacebar out of the field.
New: CQ WW VHF Contest is replaced by separate contests for SSB/CW and for Digi.
Fix: Wrong submittal address for Atlantic Canada QSP Party (ACQP).
Fix: VO1 and VO2 didn't appear as needed in ACQP Outside.
Fix: Mobiles outside ACQP appeared as possibly needed in ACQP Outside.
Fix: Was prefilling US stations outside ACQP with Canadian province.
Fix: Bonus point calculation for ACQP wasn't per-band and per-mode.
Fix: Practice spots were not displayed.
Fix: IARU practice showed Bad exch for a correctly copied QSO.
Fix: Weekly contests like CWT dates were sometimes initialized with the start date for the next week.
Fix: In 2BSIQ practice audio routing sometimes incorrectly listened to both radios while sending a CW message.
Improved ICOM responsiveness.