JIS Z 8734:2021 Acoustics -- Determination of sound power levels and sound energy levels of noise sources using sound pressure -- Precision methods for reverberation test rooms
2021JIS Z 8734:2021 Acoustics -- Determination of sound power levels and sound energy levels of noise sources using sound pressure -- Precision methods for reverberation test rooms
2000JIS Z 8734:2000 Acoustics -- Determination of sound power levels of noise sources using sound pressure -- Precision methods for reverberation rooms
1988JIS Z 8734:1988 Precision methods for the determination of sound power level in reverberation rooms