ber and to prevent separation of the latter from the device. vAnother object of my invention is to pro vide means for confining a sound deadening l0 member in a ...
tion as'possible in order that time and labo?î may be saved on the job. For this ... gage the flange l0 against the lower surface. >of the felt member as viewed in ...
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domain, it is better to use MLS or Sweep Sine technique respectively, to get the impulse ... method to get the sound pressure difference level between two rooms.
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With the new available front-end devices ... If in the time domain ISO/DIS 18233 [3] suggests to use the Schoroeder energy integration method to get ... the space-time average sound pressure level, in dB, inside the cabin under test. The most ...
the international standard, as suggested in a new draft ISO document. This paper .... 8000. 10000. 1/3 Octave Centre Frequency (Hz). Level difference (dB).
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