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20 μPa) in each one-third octave band from 100 Hzto 1250 pink noise signal is generated that has the same sound pressure level of 50 dB (re at s the total unweighted SPL or this noise extending across all of these one-third octave bands, using the exact method of calculation? b. What is the SPL of each single octave band from 125 Hz to 1 kHz? (Remember that each octave band spans three one-third octave bands.) Use the exact method of calculation. c. What is the total A-weighted SPL of this noise extending across the octave bands from 1 25 ㎐ to 1 kHz, using the approximate method for adding decibels?
engineering   Mechanical-Engineering   
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Given tha z Les In The ye ancies a higt 141.42 2

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