Eastman School had, as I recall, both formats. Someone in their lab may
have had experince to fill in your blanks.
I think the two were mutually exclusive. There was a SONY format as well,
and I don't know if it worked as well on either of the two Misubishis.
----- Original Message -----
From: "Richard L. Hess" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Saturday, September 03, 2005 2:32 PM
Subject: [ARSCLIST] Mitsubishi 2-track digital formats, compatibility, etc.
> I've just taken possession (been possessed by?) two Mitsubishi X-86
> ProDigi recorders.
> I've spent some time with the limited manuals that I have that came with
> them and also searching the AES Electronic Library for related papers.
> It seems that the ProDigi (PD) format was developed in the mid-1980s while
> the original machines were developed in the late 1970s.
> I _believe_ that the X-80 was the earlier format and the X-86 represented
> the later format (it indeed says "ProDigi" on it).
> There is one empty card slot in each machine, but from the information
> that I have, that is the serial AES/EBU interface and this will force me
> to transfer tapes through the analog domain which is not the end of the
> world, although I worry about the Digital-to-Analog converters in the
> X-86 -- I don't really worry that much about my RME Multifaces.
> I have seen in some of the AES literature references to the X80/86 format,
> which, to me, would imply some compatibility.
> So, at the moment, the big question is:
> If I have to transfer a tape that was made in 1982 on a Mitsubishi
> machine, will it (theoretically) play on my X86s?
> The other underlying questions are:
> (1) Did they ever implement > 16 bit ADCs/DACs in the machines? A 20-bit
> was considered a future option. Did it ever get implemented?
> (2) If the answer to my big question is NO, was there any compatibility
> upgrade to the X-86 that would let it play X-80 tapes?
> (3) I have assumed after reading the AES articles that there is
> absolutely no interchange between Sony DASH 2-track and the Mitsubishi.
> Did I miss anything?
> (4) If the answer to the Big Question is NO, do you know of anyone who
> can transfer X-80 tapes.
> Pohlmann (4th ed) didn't seem to have anything to say about the ProDigi
> format--though there is a brief mention of DASH.
> Thanks for helping me with my confusion.
> Richard L. Hess email: [log in to unmask]
> Vignettes Media web:
> Aurora, Ontario, Canada (905) 713 6733 1-877-TAPE-FIX
> Detailed contact information: http://www.richardhess.com/tape/contact.htm
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