cliveb;141931 Wrote: 
> I'm sorry, but I don't understand this. Suppose you digitally attenuate
> a signal by, say, 24dB. How can you avoid losing the bottom 4 bits?But if 
> those bottom 4-bits are zeros anyway (as they will be for a
16-bit signal in a 24-bit space), when you lose them you don't lose any
actual (digital) resolution.

cliveb;141931 Wrote: 
> Or are you saying that, within the SB3, any attenuation less than 30dB
> is not done digitally, but is done instead by adjusting the analogue
> gain of the DAC's output circuitry?No - the volume commands sent to the SB3 
> by slimserver, are specially
tailored to avoid rounding above -30db.  Below -30db it's not possible
to avoid the rounding and keep reasonable steps between each volume
level (ie adjacent volume levels would have to be the same).

HTH, it's a complicated thing to explain or understand!


-- 
Patrick Dixon

www.at-tunes.co.uk
------------------------------------------------------------------------
Patrick Dixon's Profile: http://forums.slimdevices.com/member.php?userid=90
View this thread: http://forums.slimdevices.com/showthread.php?t=28133

_______________________________________________
audiophiles mailing list
[email protected]
http://lists.slimdevices.com/lists/listinfo/audiophiles

Reply via email to