Hi Frank

on Sat, 7 Feb 2004 19:37:21 +0100, Frank Barknecht said

> > > Did you buy a TASCAM US-122?   How well does it work?  I am
> > > interested in converting 44.1kHz (MP3) and 48kHz (DVD/divx)
> > > files to line out (RCA).
> 
> If you mean, playing files in various samplerates: This will work with
> any supported device using for example the rate converter built into
> ALSA (like plughw:0). USB in general is happier when using "even"
> samplerated that divide by 1000. 

But if you have a 48kHz file and you play it on a device that only does
44.1kHz, wont the rate converter have to resample in software? Doesn't
that use CPU (my machine is very limited especially when watching DVDs)
and lose quality?

Are you also saying that if I have a device that does both 48kHz and
44.1kHz, and a 44.1kHz imput file, that it is better to resample (using
some plughw magic) so as to send 48kHz to the device (because 44.1kHz
is not divisible by 1000)?

Of course, I have never managed to get my Audiophile USB to do 48kHZ
even with plughw, but more on that in my next email.

Can you give us more details on your USB audio device tests?  I am
hoping to replace my Audiophile USB and would like to know if you have
any more information that you can give us on the Audiotrak Mayas and the
Terratec Aureon.  What are the signal to noises ratio like (compared to
something like the Audiophile USB or the TASCAM US-122)?  The Terratec
Producer Phase 26 USB is a bit expensive for me at 320 euros. It's a
pity that the EDIROL UA20 only does 44.1kHz. And, of course, the TASCAM
US-122 does not have a digital ouput.

thanks
Stuart


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