GOST R 51400-1999 Noise of machines. Determination of sound power levels using sound pressure. Engineering methods for small, movable sources in reverberant fields for hard - walls test rooms and for special reverberation test rooms
This standard applies to machines, technological equipment and other sources of noise that create airborne noise in
GOST R 51400-1999 history
1999GOST R 51400-1999 Noise of machines. Determination of sound power levels using sound pressure. Engineering methods for small, movable sources in reverberant fields for hard - walls test rooms and for special reverberation test rooms