one scenario where highpass filtering can work well is recording
dialogue, in which you're only interested in the frequency range of
the voice. When using a handheld mic, low rolloff reduces certain
types of handling noise as well.
-jeremiah
>--- jessehammons <> wrote:
>> My question: what are the disadvantages of filtering out unwanted
>> bass
>> frequencies in post-production? (err, post field recording) I would
>> prefer to do this in post, because if I filter them out, I won't be
>> able to play them on my friend's Udder Thump 2000:
>> http://ontology.com/canton/projects/udderthump2000/index.html
>>
>> Now wouldn't that be a shame?
>>
>> Seriously, do low frequency sounds somehow introduce noise or other
>> problems into the recording chain?
>>
>> Thanks,
>> -Jesse
>
>The only drawback to post production filtering of low freq sounds would
>be if the low sounds caused the recording to be overdriven (distort the
>preamp, or A/D, or analog media), or if the low sounds were so lound
>compared to the hi freq sounds that you recored way too low.
>I prefer post production filtering myself. You can't undo recorded
>filters post production.
>bret
>
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>
>"Microphones are not ears,
>Loudspeakers are not birds,
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>
>
--
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jeremiah lyman moore | san francisco | sound+media |
http://babyjane.com/timeweb/
http://northstation.net/ organic, mechanized, organized sound
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