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  • Designing for Speech Intelligibility

Designing for Speech Intelligibility

  • 27/02/2024
  • 9:30 AM - 5:00 PM
  • Fire Industry Association, Northwich, Cheshire
  • 0


  • Discounted fee
  • 10% Discount for 3 or more bookings.
  • Non member fee
  • 10% Discount for 3 or more bookings.
  • Free

Registration is closed

How would you like to learn the factors affecting and limiting speech intelligibility in a space or environment and how they can be overcome and controlled?


  • Relevant British and European intelligibility standards

  • Intelligibility metrics

  • Factors that affect the Speech Transmission Index

  • Loudspeaker choice and placement

  • Reverberation times

  • Direct-to-reverberant ratios

  • Signal-to-noise ratios, static and time variant

  • Intelligibility limits in an acoustic space

  • Measuring the Speech Transmission Index (STI-PA and indirect methods)


If you are involved in specifying, designing or installing sound systems or voice alarm systems where speech intelligibility is important, including engineers, installers, system designers, estimators, consultants and local authorities, this course will benefit you.

    This training event will be held at:

    Fire Industry Association, Northwich Office

    42-44 Station Rd,


    CW9 5RB

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