Here's what I see in the log... Aug 05 01:09:52 2025-08-05T01:09:52.878Z polar-recorder Plugin start() called with options: { sampleInterval: 1000, automaticRecording: false, automaticRecordingFile: '/mnt/usb-storage/Polar-Recorder/auto-recording-polar.json', useStdDev: false, pathSources: { anglePath: 'environment.wind.angleTrueWater', angleSource: 'YDEN-02.39', speedPath: 'environment.wind.speedTrue', speedSource: 'YDEN-02.39', stwSource: 'YDEN-02.39', twdSource: 'YDEN-02.39', cogSource: 'YDEN-02.42', hdgSource: 'YDEN-02.39' }, motoringFilter: { useAutostate: false, maxRevForEngine: 10000 }, cogFilter: { useCogThreshold: false, minLenghtValidData: 5, sameCourseAngleOffset: 3 }, hdgFilter: { useHdgThreshold: false, minLenghtValidData: 5, sameCourseAngleOffset: 3 }, twdFilter: { useTwdThreshold: false, minStableTwdTime: 5, sameTwdAngleOffset: 3 }, vmgFilter: { useVmgThreshold: false, vmgRatioThresholdUp: 1.1, vmgRatioThresholdDown: 0.8 }, speedFilter: { useAvgSpeedThreshold: false, avgSpeedTimeWindow: 5, avgSpeedThresholdUp: 1.1, avgSpeedThresholdDown: 0.8 }, twsFilter: { useAvgTwsThreshold: false, avgTwsTimeWindow: 5, avgTwsThresholdUp: 1.1, avgTwsThresholdDown: 0.8 }, twaFilter: { useAvgTwaThreshold: false, avgTwaTimeWindow: 5, avgTwaThresholdUp: 1.1, avgTwaThresholdDown: 0.8 }, anglePath: 'environment.wind.angleTrueGround', speedPath: 'navigation.speedThroughWaterCalibrated', minLenghtValidData: 5, sameCourseAngleOffset: 45, minStableTwdTime: 5, sameTwdAngleOffset: 45, useVmgThreshold: false, vmgRatioThresholdUp: 1.1, vmgRatioThresholdDown: 0.8, useAvgSpeedThreshold: false, avgSpeedTimeWindow: 5, avgSpeedThresholdUp: 1.1, avgSpeedThresholdDown: 0.8, useAvgTwsThreshold: false, avgTwsTimeWindow: 5, avgTwsThresholdUp: 1.1, avgTwsThresholdDown: 0.8, useAvgTwaThreshold: false, avgTwaTimeWindow: 5, avgTwaThresholdUp: 1.1, avgTwaThresholdDown: 0.8, twaPath: 'environment.wind.angleTrueWater', twsPath: 'environment.wind.speedTrue' } Aug 05 01:09:52 2025-08-05T01:09:52.880Z polar-recorder Polar Recorder plugin started Aug 05 01:09:52 2025-08-05T01:09:52.881Z polar-recorder Polar Recorder plugin data dir: /home/signalk/plugin-config-data/polar-recorder Aug 05 01:09:54 2025-08-05T01:09:54.882Z polar-recorder >>> Applying filters <<< Aug 05 01:09:54 2025-08-05T01:09:54.882Z polar-recorder >>> Valid data true <<< Aug 05 01:09:59 2025-08-05T01:09:59.887Z polar-recorder >>> Applying filters <<< Aug 05 01:09:59 2025-08-05T01:09:59.888Z polar-recorder >>> Valid data true <<< Aug 05 01:10:00 2025-08-05T01:10:00.890Z polar-recorder >>> Applying filters <<< Aug 05 01:10:00 2025-08-05T01:10:00.891Z polar-recorder >>> Valid data true <<< Aug 05 01:10:01 2025-08-05T01:10:01.891Z polar-recorder >>> Applying filters <<< ....