Posted by Alpha on 07/23/06 03:15

"Dave Platt" <dplatt@radagast.org> wrote in message
news:12c5ocid23b3c65@corp.supernews.com...
> In article <6e55c25iog9i44ubd7nigain7q41cj856m@4ax.com>,
> Mark Lloyd <mlloyd@5xxxmail.com5xxx> wrote:
>
>>>They could have used any value for the head room, but chose this specific
>>>number as it was connected to broadcast video.
>
>>Would that be to simplify equipment that handles both video and
>>digital audio?
>
> As I understand it, the data rate was chosen during the development
> process for the Sony PCM-1 system, which actually used a Betamax video
> recorder as the storage medium. This data-sampling rate was chosen to
> allow the PCM-1's 14-bit samples to be framed into a standard
> video-signal format and recorded on Beta video tape. Using existing
> videotape recorders for storage was seen as a lot more practical than
> having to invent a whole different family of digital-tape recorders,
> at that point in digital's development process.
>
> --
> Dave Platt <dplatt@radagast.org> AE6EO
> Hosting the Jade Warrior home page: http://www.radagast.org/jade-warrior
> I do _not_ wish to receive unsolicited commercial email, and I will
> boycott any company which has the gall to send me such ads!


Quite correct. I still have a PCM-F1

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