Re: [linux-audio-user] Clipping from USB audio device

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Subject: Re: [linux-audio-user] Clipping from USB audio device
From: Patrick Shirkey (pshirkey_AT_boosthardware.com)
Date: Sat Jun 07 2003 - 13:44:39 EEST


Tim wrote:
> Paul Winkler wrote:
>
>> On Fri, Jun 06, 2003 at 09:37:55AM +0200, Clemens Ladisch wrote:
>>
>>> This would be theoretically possible, but IMHO it's more probable that
>>> your amp produces more than standard line volume, "just to be sure"
>>
>>
>>
>>
>> Remember also that there are two standards for line level:
>> "pro" (+4) and "consumer" (-10). THere's about 14 dB difference
>> between them. I say "about" because IIRC they use different
>> references for 0 dB or something. But "pro" really is a lot louder
>
>
> You people really are fountains of knowledge. Thanks so much for
> sharing all that with me. Would it be a fair assumption that I should
> be using a USB audio device that has mixer controls so I can adjust for
> these different line volumes?
>
> FTR, the manual for my amp doesn't specify the line out volume-only says
> 150mV/1.6kOhms
>

FWIW Pro is usually 1/4 inch and consumer is RCA.

-- 
Patrick Shirkey - Boost Hardware Ltd.
http://www.boosthardware.com
http://www.djcj.org - The Linux Audio Users guide
========================================

Being on stage with the band in front of crowds shouting, "Get off! No! We want normal music!", I think that was more like acting than anything I've ever done.

Goldie, 8 Nov, 2002 The Scotsman


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