Dual SPL Traffic Light

Monitor live Sound Levels

₹ 1,999 · Designed for iPad

Dual SPL Traffic Light Monitor sound levels for events, public spaces, and concerts. Two independent sound monitors allow you to configure this app to any local requirements. For example, set one traffic light to average SPL over 10 minutes, and set the other to monitor peak levels. Set one to A weighting, and the other to C weighting, or flat. This app works fine with the internal iOS device mic. You can also upgrade to our iPrecisionMic or iTestMic to get Class 1 or Class 2 results. Each traffic light can be linked to a color light bulb using HomeKit, to provide visible notification of sound levels. Place a color light bulb near the sound mixer, stage, or even the manager's office, so that everyone can see if the sound levels exceed your preset trigger levels. Set the SPL decay (speed and type of averaging) to Fast, Slow, or any Leq value from 1 second to 8 hours. The Leq can be done one time period at a time, or it can be a running Leq of the last time period. Set the SPL weighting to flat (Z), A, C, or one of the low frequency octave bands, 32Hz, 63Hz, 125Hz, or 32Hz+63Hz. Includes email notifications for sending emails when either or both meters is triggered into the red level.

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-Bug fixes and stability improvements

The developer, Andrew Smith, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary based, for example, on the features you use or your age. Learn More

    The developer has not yet indicated which accessibility features this app supports. Learn More

    • Provider
      • Andrew Smith
    • Size
      • 21.5 MB
    • Category
      • Music
    • Compatibility
      Requires iOS 13.0 or later.
      • iPhone
        Requires iOS 13.0 or later.
      • iPad
        Requires iPadOS 13.0 or later.
      • iPod touch
        Requires iOS 13.0 or later.
      • Mac
        Requires macOS 11.0 or later and a Mac with Apple M1 chip or later.
      • Apple Vision
        Requires visionOS 1.0 or later.
    • Languages
      English and 7 more
      • English, French, German, Japanese, Polish, Simplified Chinese, Spanish, Swedish
    • Age Rating
      4+
    • Copyright
      • © Andrew Smith