et

helirõhutase

1 substantive

Terminological databases

EKI terminibaas Esterm

ID 641959 Last modified 17.10.2024
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Domain noise & vibrationacoustics
helirõhutase
Lp
sound pressure level
sound level
SPL
  • helirõhu ja kuuldeläve helirõhu suhte kahekümnekordne kümnendlogaritm 20 lg(p/po), mõõdetakse detsibellides (dB)
  • value equal to 20 times the logarithm of the ratio of the pressure of the sound to the reference pressure
helirõhutase
Lp symbol
sound pressure level
sound level
SPL abbreviation

EKI terminibaas Esterm

ID 700702 Last modified 17.10.2024
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Domain air trafficnoise & vibration
sound pressure level preferred
helirõhutase
Usage examples
  • dB(A) – helirõhutaseme (mürataseme) mõõtühik, kui mõõtmisel on kasutatud A-sageduskarakteristikuga filtrit;
sound pressure level preferred
Usage examples
  • Part A of this Annex for each type of equipment referred to in Article 2(1) lays down - basic noise emission standards - general supplements to these basic noise emission standards for measuring the sound pressure level on a measurement surface enveloping the source and for calculating the sound power level produced by the source.

Foneetika sõnastik

ID 636865 Last modified 10.08.2023
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Domain phonetics
sound pressure level
SPL
  • intensiivsuse mõõtühik (dB) suhtelise helirõhu (p0) ja mõõdetud helirõhu (px) suhtarvuna logaritmilisel skaalal (L=20xlog10px/p0)
sound pressure level
SPL abbreviation

Metroloogia terminibaas

ID 641104 Last modified 02.01.2024
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Domain Standardisation - Metrologymeasuring procedures
helirõhutase preferred
sound pressure level preferred
  • helilainete poolt saavutatud õhu rõhumuutuste tulemus
  • helilainetest õhus tekkivate eri rõhkude iseloomustus
  • result of the pressure variations in the air achieved by the sound waves
helirõhutase preferred
Usage examples
  • Madalaimat helirõhutaset, mida inimesed kuulevad, nimetatakse kuulmisläveks, ja kõrgeimat, mida on võimalik taluda, nimetatakse valuläveks.
sound pressure level preferred
Usage examples
  • The lowest sound pressure level which can be heard by humans is called the hearing threshold, the highest which can be endured is known as the pain threshold.

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