In Reply to: Re: a decent paper indeed posted by Daniel Espley on February 22, 2001 at 14:13:47:
Oh, certainly not by default indeed. Prior to reading that
article I had assumed that all upsamplers would be high-order
filters, i.e. conceptually identical to oversampling filters.The paper opens the possibility that at least some upsamplers
have a slower roll-off, and the following track about this
helping spread out DNL is an interesting one.But it still doesn't offer a plausible mechanism for delta-sigma
DACs. And neither does it for dCS's RingDAC, which is by itself
a cluster of statistically-averaging current sources and hence
should need no other tricks to reduce its DNL below thermal
noise effects.
TNT Audio Netzine
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Follow Ups
- Re: a decent paper indeed - Werner 02/23/0102:44:13 02/23/01 (19)
- Re: a decent paper indeed - Daniel Espley 08:46:19 02/23/01 (18)
- Re: a decent paper indeed - garth 09:58:37 02/26/01 (17)
- Re: a decent paper indeed - Daniel Espley 13:25:33 02/26/01 (16)
- On a slightly more serious note... - Audio Fan 14:07:40 02/26/01 (0)
- Re: a decent paper indeed - Audio Fan 14:03:11 02/26/01 (14)
- Re: a decent paper indeed - Daniel Espley 13:55:14 02/27/01 (12)
- Re: a decent paper indeed - Audio Fan 09:35:53 02/28/01 (3)
- Re: a decent paper indeed - Daniel Espley 13:51:56 02/28/01 (2)
- Thanks Dan. - Audio Fan 18:20:05 02/28/01 (1)
- Re: Thanks Dan. - Daniel Espley 02:54:46 03/1/01 (0)
- Re: a decent paper indeed - garth 03:40:07 02/28/01 (3)
- Re: a decent paper indeed - Daniel Espley 13:32:10 02/28/01 (2)
- Re: a decent paper indeed - garth 03:19:45 03/1/01 (1)
- Re: a decent paper indeed - Audio Fan 11:00:55 03/1/01 (0)
- Re: a decent paper indeed - -Steve 15:10:28 02/27/01 (3)
- Re: a decent paper indeed - Audio Fan 18:23:02 02/28/01 (1)
- Re: a decent paper indeed - -Steve 18:30:56 02/28/01 (0)
- Re: a decent paper indeed - Daniel Espley 15:39:05 02/27/01 (0)
- How true! - -Steve 12:47:32 02/27/01 (0)