[PD] making puredata headphone-safe

[Richie Cyngler]

(whatever kind of sound gen you like)
|
[*~ 0.2]
|   \
[dac~]

Is quite quiet. You could go to [*~ 0.1] if you need it quieter. I usually
add an hslider going from 0-1 into the right inlet to add more control. So:

           [   |          ]
           /
  [*~ 0.2]





On Wed, Aug 24, 2011 at 7:15 AM, Stephen Lavelle <analytic at gmail.com> wrote:

> interesting.  going with noise -> dac directly,
>
> when my headphones aren't plugged in, it's pretty loud even at the lowest
> volume setting
>
> when they're plugged in, it's REALLY loud at all volume settings.
>
> like, it sounds exactly the same loudness whatever the volume, so long as
> it's not 0 (my headphones are sitting beside the laptop - they're going
> nowhere near my head)
>
>
> On Tue, Aug 23, 2011 at 10:05 PM, Jonathan Wilkes <jancsika at yahoo.com>wrote:
>
>> Hm... I'm not sure I understand the danger.
>>
>> Isn't this:
>> [noise~]
>> |
>> [*~ 999999]
>> |
>> [dac~]
>>
>> an implicit version of:
>> [noise~]
>> |
>> [*~ 999999]
>> |
>> [clip~ -1 1]
>> |
>> [dac~]
>>
>> ?
>>
>> Doesn't the signal generated by either of these create the greatest
>> perceived volume-- something approaching a bunch of square waves at maximum
>> amplitude at every frequency?  If so you couldn't one just make sure that
>> this output doesn't hurt one's ears with the headphones on?
>>
>> -Jonathan
>>
>> *To:* Stephen Lavelle <analytic at gmail.com>
>> *Cc:* pd-list at iem.at
>> *Sent:* Tuesday, August 23, 2011 3:46 PM
>> *Subject:* Re: [PD] making puredata headphone-safe
>>
>> That's the danger of low level manipulation :D
>>
>> [adc~]
>> |
>> [* 1000]
>> |
>> [dac~]
>>
>> not the best idea :)
>>
>> Put the volume low always, and be extremely careful.
>> OR: compressor? peak limiter? (after the headphones...) Because if you are
>> suggesting "to be code careful" that might mess up all the fun.
>>
>> Best,
>> Pedro
>>
>> On Tue, Aug 23, 2011 at 8:29 PM, Stephen Lavelle <analytic at gmail.com>wrote:
>>
>> I've managed to hurt my ears twice over the past two days when using PD w/
>> headphones.  Even at lowest system volumes, it seems that Terrible Things
>> can happen.  Are there any precautions that I can take to make it feel less
>> like I'm taking my life into my hands when I have to use headphones?
>>
>> _______________________________________________
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>>
>>
>>
>> --
>> Pedro Lopes (HCI Researcher / MSc)
>> contact: pedro.lopes at ist.utl.pt
>> website: http://web.ist.utl.pt/Pedro.Lopes /
>> http://pedrolopesresearch.wordpress.com/ |
>> http://twitter.com/plopesresearch
>>
>> _______________________________________________
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>> UNSUBSCRIBE and account-management ->
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>>
>> *From:* Pedro Lopes <pedro.lopes at ist.utl.pt>
>>
>
>
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>


-- 
Richie
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