Re: OT: 24Bit/96Khz vs 16Bit/ 44.1Khz recording

[Rainer Straschill <moinsound@googlemail.com>]

Most low-end converter designs today are 1bit delta sigma ones (the ones 
which look at the differences, as Van described).
Hi-end stuff is usually 5bit delta sigma (also looking at the 
difference, but with higher resolution).

Am 16.12.2011 18:15, schrieb van Sinn:
> Ahh, I see what you mean..
> 1bit converters works quite differently than older parallel converters.
> In the old parallel converters, all bits were level set in parallel at 
> the same time.
> Those were also called successive approximation converters, and was 
> build on a ladder resistor network, each step in the ladder being 
> calculated, and lazer trimmed to hairfine tolerenses, to power-of-2 
> voltage steps.
>
> A 1bit converter will look at the level difference in the analog 
> signal from each convertion sample to the next, and set the next word 
> to the determined new value.  In other words, it's based on 
> voltage/level comparators.
> And no, it doesn't change one bit only at a time ;)
>
> --
> http://moinlabs.de
> Follow me on twitter: http://twitter.com/moinlabs