Noise Dosimeter Tool
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Noise Dosimeter

Reference: Documentation

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Built for Standardized Measurement: The Noise Dosimeter offers standard noise dose metrics, including frequency weighting, criterion levels, and exchange rates, defined by the ANSI S1.25 standard for personal noise dosimeters.
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Data Logging (Pro Feature): Log sound level data for up to 2 weeks at intervals as small as 0.1 seconds. Use the auto-save feature to keep logging data beyond 2 weeks, for as long as your device has disk space available.
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Save Data: Export signal level values and metadata to a data file (.csv, .mat, or .txt). Or, generate a high-resolution image of the display and save it to a PDF file.
  • Input: 1 channel at a time, selected from any available input, output, or virtual output channels
  • Criterion Level: 80, 85, 90 dB
  • Threshold: 40, 50, 60, 70, 80, 90 dB
  • Exchange Rate: 3, 4, 5 dB
  • Frequency Weighting: Z (zero, or no weighting), A, C
  • A, C Frequency Weighting Supported Sample Rates (samples/second): 44100, 48000, 88200, 96000, 176400, 192000
  • Automatic Stop: Enable/Disable
    • Duration: 0.1 seconds up to 14 days, 23 hours, 59 minutes, 59.9 seconds
  • Data Logging (Pro Feature)
    • Log Size: Uses Automatic Stop Duration
    • Log Levels: Enable/Disable
    • Show in Log Plot: Noise Dose, Projected Dose, Time Weighted Average (TWA), Lp
    • Log Interval: User-defined, with constraints
      • Data Log Size > 72 hours: Log interval >= 10 seconds
      • Data Log Size > 8 hours: Log interval >= 1 seconds
      • Data Log Size <= 8 hours: Log interval >= 0.1 seconds
  • Notification Events (Pro Feature): Local Notifications
    • Auto-Stop
    • Dose Exceeds: User-definable noise dose limit
    • TWA Exceeds: User-definable noise dose limit
  • Bar Graph: Lp
    • Level divisions: 10
    • Autoscale: Auto
    • Level Axis: dB
  • Data Export
    • Data File Format: CSV, MAT, TXT
    • Image: PDF
    • Optionally include current location in exported data files.
  • Specifications Subject to Change
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