From owner-freebsd-questions  Tue Sep 22 13:32:53 1998
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Date: Tue, 22 Sep 1998 13:32:13 -0700 (PDT)
From: Doug White <dwhite@resnet.uoregon.edu>
To: Joel Ray Holveck <joelh@gnu.org>
cc: freebsd-questions@FreeBSD.ORG
Subject: Re: Sound card, multiple rates
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On Mon, 21 Sep 1998, Joel Ray Holveck wrote:

> I've got a question that I always had just been a fact of life until
> now.
> 
> I have an Aztech Sound Galaxy Pro 16 sound card.  In order for it to
> function, I have following in my kernel config file [line break
> added]:
> 
>   # Sound card
>   controller snd0
>   device sb0 at isa? port 0x220 irq 5 drq 1 vector sbintr
>   device opl0 at isa? port 0x388
>   # device mss0 at isa? port 0x530 conflicts irq 5 conflicts drq 1  \
>       conflicts vector adintr disabled 
>   # device uart0 at isa? port 0x330 irq 5 vector "m6850intr"
>   options CONFIG_SBPRO
>   # options	__SGNXPRO__
>   device joy0 at isa? port "IO_GAME"
>   pseudo-device speaker
> 
> Without the CONFIG_SBPRO, /dev/audio becomes a no-op.  That's a minor
> issue, but one that I probably should add to LINT.
> 
> My question is about sample rates.  The first file I play (using
> cp foo.au /dev/audio, with a proper header on foo.au according to
> sox) sometimes comes out at the wrong sample rate.  If I ^C it and
> start again, the correct sample rate is emitted.
> 
> However, this only takes place with 8000 Hz 8-bit sounds.  Others play
> a distorted sound, clearly a different sample being interpreted as
> 8000 Hz 8-bit.
> 
> Should this be happening?

Yes - Aztech cards SUCK.

I suggest retiring your Aztech to a doorstop and buy a nice Crystal-based
card.

Doug White                               
Internet:  dwhite@resnet.uoregon.edu    | FreeBSD: The Power to Serve
http://gladstone.uoregon.edu/~dwhite    | www.freebsd.org


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