[LAU] Recommended USB interface with 2 XLR inputs?

Fons Adriaensen fons at linuxaudio.org
Sat Apr 30 20:11:34 UTC 2011


On Sat, Apr 30, 2011 at 11:15:34AM -0700, Mark Knecht wrote:

> Thanks to all for the info on the UA25. One downside of this device
> seems to be that at some sites it's listed as discontinued implying
> the need to buy quickly if there isn't something better.

One thing to consider is that Edirol's mic inputs are a bit on
the noisy side. If it matters depends on the type of sounds you
want to record and the mics used.

With most condenser or electret mics you're more or less on the
safe side with the contribution from the preamp being comparable
to the one from the mic. Exceptions would be mics with really low
self noise e.g. Shure KSM42, Neumann TLM103, AKG 414.

When using dynamic mics the Edirol preamps rather than the mic's
impedance will dominate the noise level. Again it depends on the
application if this is problem, but for some it surely is.


Ciao,

-- 
FA




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