PIP10 will let you read (and ISTR, write) PDP-10 formatted tapes on a PDP-8/TC08. Been there, done that. I don't know if there would be a problem on a TD8E setup. -- Ian
On Thu, Nov 12, 2015 at 1:42 PM, Paul Koning <[email protected]> wrote: > > > On Nov 12, 2015, at 4:29 PM, Johnny Billquist <[email protected]> wrote: > > > > On 2015-11-12 19:49, Al Kossow wrote: > >> > >> > >> On 11/12/15 7:27 AM, Jon Elson wrote: > >> > >>> LINCtape is essentially identical to DECtape. I think the directory > >>> format is different, but I think the block format is the same. I think > >>> the tapes are wound in reverse order and the order of increasing block > >>> numbers is reversed. > >>> > >> > >> Actually the block format is different. "Obverse Compliment" encoding > >> was created for DECtape. LINCtape blocks aren't bidirectional. > > > > Aha. Interesting. I didn't know that the bit patterns of the control > channel was different. > > > > Curious question then - could most DECtape controllers even read > LINCtpae? > > > > I know the TD8E can. The most stupid controller on the planet, but it > enables you to deal with just about any DECtape format you could possibly > ever invent. > > > > But other DECtape controllers might not be able to deal with tapes that > use other codes to indicate what is being read...? > > I believe you can do this on the TC11 with the READ-ALL operation, but my > memory is vague and the manuals I have handy aren't detailed enough. > > paul > > > -- Ian S. King, MSIS, MSCS, Ph.D. Candidate The Information School <http://ischool.uw.edu> Dissertation: "Why the Conversation Mattered: Constructing a Sociotechnical Narrative Through a Design Lens Archivist, Voices From the Rwanda Tribunal <http://tribunalvoices.org> Value Sensitive Design Research Lab <http://vsdesign.org> University of Washington There is an old Vulcan saying: "Only Nixon could go to China."
