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Emu XL-7 & MP-7 User's Group

Index last updated: 2026-04-29 00:09 UTC

Message

Re: [xl7] Re: Digital recording

2006-02-17 by Aaron Eppolito

I'm pretty sure I went into this a long time ago, but just for
clarification, the entire signal path of the XL-7 after the resamplers
is 24-bit.  The samples are 16-bit.  The filters are 24, the FX are 24.
 S/PDIF might be 20, might be 24, but you should *certainly* record
44.1/24 off the S/PDIF and only ever record off the analog mains if,
for some reason, you like the hiss of analog or the non-linearities of
the DACs.

And, a quick reason for 16 bit samples and 24 bit signal path:
one 16 bit sound = 16 bits
two 16 bit sounds = 17 bits
four 16 bit sounds = 18 bits
eight 16 bit sounds = 19 bits
... 16=20, 32=21, 64=22,
128 16 bit sounds =23 bits!

And that's not even counting filters (which can go past 24 and into
distortion even on one sound!) and the effects section.

-Aaron

--- oneal.patrick@... wrote:

> 
> Fwiw, very few people actually record at 24-bits, even today. The
> audio usually ends up in the 18-22 bit range. It is still very
> difficult to try to record anything at 24 bits without "clipping" the
> audio.
> 
> Yu should be able to get perfectly respectable and cd-quality
> recording at 16 bit/44.1 plus you have the added benefit of much less
> cpu load, smaller space etc. 
> 
> 
> You can do that, but remember you will gain nothing by recording at a
> 
> higher resolution with the XL-7 digitally. You could try recording
> the 
> analogue outputs at 24bit, it will sound differant, better or worse..
>   
> You might well have no choice, maybe you get the choice of 16 or 24.
> Go for it, it should be fine 
> Check this page out
> 
> 
>  
> Yahoo! Groups Links
> 
> 
> 
>  
> 
> 
> 


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