2007JIS A 1405-1:2007 Acoustics -- Determination of sound absorption coefficient and impedance in impedance tubes -- Part 1: Method using standing wave ratio
1998JIS A 1405:1998 Acoustics -- Determination of sound absorption coefficient and impedance in impedance tubes -- Method using standing wave ratio
1994JIS A 1405:1994 Methods of test for sound absorption of acoustical materials by the tube method