[PD] prevent dac~ from output damage

2007-10-05 Thread Olivier Revollat
I have read that in pure data if you mess with audio signal it can destoy
your audio hardware (and even your ears !!) because the signal is not bound
to -1/+1 so I wonder if there is any  simple tip, abstract, external that
handle dac~ and protect from hardware damage ?

Thanks ;)
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Re: [PD] prevent dac~ from output damage

2007-10-05 Thread Martin Peach
Olivier Revollat wrote:
 I have read that in pure data if you mess with audio signal it can 
 destoy your audio hardware (and even your ears !!) because the signal 
 is not bound to -1/+1 so I wonder if there is any  simple tip, 
 abstract, external that handle dac~ and protect from hardware damage ?
The physical dac in the soundcard is incapable of going beyond +-1, it 
just clips the sound. It might not sound nice but it's perfectly safe 
unless you have an amplifier that's too powerful for your speakers or 
your ears...

Martin

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Re: [PD] prevent dac~ from output damage

2007-10-05 Thread Max Neupert

Am 05.10.2007 um 09:24 schrieb IOhannes m zmoelnig:
 the simplest one is: play at low volumes.
 you can destroy your PA and permanently damage the ears of a large
 audience with something as simple as the apple startup sound. no pd
 involved.

at least for PPC machines there is relief:
http://www5e.biglobe.ne.jp/~arcana/StartupSound/index.en.html

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