Thank you for the new info. I have never used the system (too young and
in the wrong country) and have only read about it or talked with people.
I recall the videos recorded digital data instead of the video signal,
בתאריך 09/11/12 3:04 AM, ציטוט Goran Finnberg:
> Shai Drori:
>> IIRC the Decca system had a "built in" editor,
>> for cuts only, but still it worked. The decks
>> were in a separate room.
> I do not know what you mean by cuts, Shai.
> The DECCA editor used crossfades from 6 to 50 milliseconds, user adjustable,
> and a CRT display to see the audio waveform to easily find the edit point
> together with the ability to change the level of the audio at the edit point
> to get a better match when cutting.
> Butt edits do not work very well at all for classical music editing so it
> was essential to have a crossfade editor for this.
> Later versions of the editor stored the signal into digital memory where the
> cut could be moved within 20µS or 1 sample at 48 kHz sampling rate.
> The system used 48kHz/20 bits right up to 1997 since going above 48 kHz only
> adds noise above 22 kHz and 20 bits are as good as the very best 24 bits
> converters are in the linearity department when measured instead of reading
> the glossy ads.
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