In Reply to: Re: There is no "bit clock" coming out of the VRDS Neo posted by Charles Hansen on September 21, 2006 at 10:02:46:
"The fact that the Teac control board has such a complex clocking scheme, with three different sources controlled by a logic array, explains why Stereophile found the jitter to be so high on that machine."Sorry to say but this is not the case. Every universal player (including yours) uses the same approach simply because there are multiple clock sources and also different digital decoders needed for all different formats. The only thing you can get away with in your player design is to not switch the DSD data and clocks if your DACs feature separate DSD port. If they don’t you have to switch DSD/PCM too. Also, the DVD-A information and CD information come from different decoders/processors so you have to switch those too. In many new designs an FPLD is used to switch clocks and data. It can be also done with regular MUXs.
Bottom line, the format data/clock switching has nothing to do with the reported higher jitter level of the Esoteric.
Regards,
Alex
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Follow Ups
- Re: There is no "bit clock" coming out of the VRDS Neo - Alex Peychev 10:25:06 09/21/06 (13)
- Re: There is no "bit clock" coming out of the VRDS Neo - Charles Hansen 10:56:08 09/21/06 (12)
- Re: There is no "bit clock" coming out of the VRDS Neo - Alex Peychev 11:49:57 09/21/06 (11)
- Alex, two questions... - Allen Wright 14:45:16 09/21/06 (3)
- Re: Alex, two questions... - Alex Peychev 15:46:18 09/21/06 (2)
- Disagree - Charles Hansen 16:29:42 09/21/06 (1)
- Re: Disagree - Alex Peychev 16:41:10 09/21/06 (0)
- Re: There is no "bit clock" coming out of the VRDS Neo - Charles Hansen 12:47:49 09/21/06 (6)
- Re: There is no "bit clock" coming out of the VRDS Neo - Alex Peychev 15:23:35 09/21/06 (1)
- Re: There is no "bit clock" coming out of the VRDS Neo - Charles Hansen 16:26:18 09/21/06 (0)
- Re: clock path to the chips - Retsel 14:47:35 09/21/06 (3)
- Re: clock path to the chips - Alex Peychev 16:35:14 09/21/06 (2)
- Re: Difference that the transport makes - Retsel 11:05:57 09/22/06 (0)
- Re: clock path to the chips - Charles Hansen 19:32:22 09/21/06 (0)