Maximum Sound Pressure Levels in Rooms

Maximum recommended sound pressure levels in rooms like kindergartens, auditoriums, libraries, cinemas and more.

Related Topics

• Acoustics

  Room acoustics and acoustic properties. decibel A, B and C calculations. Noise Rating (NR) curves. Sound transmission through walls. Calculate sound pressure, sound intensity and sound attenuation.

• Noise and Attenuation

  Noise is usually defined as unwanted sound - noise, noise generation, silencers and attenuation in HVAC systems.

• Physiology

  Human physiology vs. air quality, comfort temperatures, activity and metabolic rates. Health effects of gases adn polutions like carbon monoxide and more.

Related Documents

• Decibel

  Logarithmic unit used to describe ratios of signal levels - like power or intensity - to a reference level.

• Decibel A, B and C

  Sound pressure filters that compensates for the hearing sensed by the human ear.

• Noise - Acceptable dBA Level

  Acceptable noise - dB_A - level at typical common locations.

• Propagation of Sound Indoors - the Room Constant

  In a room the sound or noise will reach the receiver as direct and reverberant sound.

• Sound - Frequency, Wavelength and Octave

  An introduction to the nature of sound with frequencies, wave-lengths and octaves.

• Sound - Hearing Threshold vs. Age

  Shift in hearing threshold for men and women vs. age.

• Sound - Room Absorption Coefficients

  Room sound absorption and absorption coefficients for common materials like plaster walls, brickwork, plywood panels and more.

• Sound Intensity

  Acoustic power of sound per unit area.

• Sound Intensity, Power and Pressure Levels

  Introduction to decibel, sound power, intensity and pressure.

• Sound Power

  Sound power from sources like fans, jet engines, cars, humans and more.

• Sound Pressure

  Sound Pressure is the force of sound on a surface perpendicular to the propagation of sound.

• Sound Pressure Level - OSHA A-Weighted per Day

  OSHA maximum A-weighted sound pressure levels allowed per day.

• Speed of Sound - Equations

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• Subjective Effect of Change in Sound Pressure Level

  Change in sound pressure level and the subjective human perception.

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