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dBFS to dBHL


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Old Tue 30th Mar 2010, 10:23 AM   #1
omar.sharifa
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dBFS to dBHL

any ideas to convert between dBFS to dBHL ?

dBFS : decibels relative to full scale

to

dBHL : decibels relative to hearing level
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Old Tue 30th Mar 2010, 06:12 PM   #2
AcousticS
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dB(full scale) — the amplitude of a signal (usually audio) compared with the maximum which a device can handle before clipping occurs.

http://wapedia.mobi/en/Full_scale

http://wapedia.mobi/en/Decibel?t=8.

Compare the values (dB FS) with the human ear (isophones chart / dB SPL).
Of the dB SPL values, you can deduct the correction values to the dB HL values get.

http://www.aud.org.uk/forum/showthread.php?t=509

Actually a reading from charts.

Calculations are accurate, of course, but to me there is no known.

http://www.sengpielaudio.com/calculator-soundlevel.htm
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Last edited by AcousticS : Tue 30th Mar 2010 at 06:14 PM.
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Old Tue 30th Mar 2010, 06:20 PM   #3
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thx for your responses ,
I tried to connect the Scale dBFS to Sound level meter to determine but i didnt find a stable link

not like dBSPL and dBHL ( it's easy you can just follow this equation dBSPL + 30 = dBHL )

i am looking for simple equation like it but ididnt find
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Old Tue 30th Mar 2010, 06:42 PM   #4
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well ... interesting?
if you have a solution then write it.
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Old Wed 31st Mar 2010, 05:40 AM   #5
omar.sharifa
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i would love to have a solution but i didnt
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Old Wed 31st Mar 2010, 06:05 AM   #6
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I can not imagine that the conversion is meaningful.
So this is a different classification of dB.

That it is sound pressure level, this in dB or Pascal is defined.

But since I have no idea.
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