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specific impedance

specific impedance, Total:6 items.

In the international standard classification, specific impedance involves: Equipment for the chemical industry, Acoustics and acoustic measurements, Protection of and in buildings.


Japanese Industrial Standards Committee (JISC), specific impedance

  • JIS K 3834:1990 Testing methods for specific resistivity recovery characteristic of water filtered by membranes
  • JIS K 3822:1990 Testing methods for specific resistivity recovery characteristic of water filtered by ultrafiltration modules

International Organization for Standardization (ISO), specific impedance

  • ISO 10534-1:1996 Acoustics - Determination of sound absorption coefficient and impedance in impedance tubes - Part 1: Method using standing wave ratio
  • ISO 10534-2:1998 Acoustics - Determination of sound absorption coefficient and impedance in impedance tubes - Part 2: Transfer-function method

European Committee for Standardization (CEN), specific impedance

  • EN ISO 10534-2:2001 Acoustics - Determination of Sound Absorption Coefficient and Impedance in Impedances Tubes - Part 2: Transfer-Function Method
  • EN ISO 10534-1:2001 Acoustics - Determination of sound absorption coefficient and impedance in impedances tubes - Part 1: Method using standing wave ratio (ISO 10534-1:1996)




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