PDP-11/24 CPU later version

Toby Thain toby at telegraphics.com.au
Sat Feb 18 11:48:20 CST 2017

On 2017-02-18 12:44 PM, Paul Birkel wrote:
> Thanks for scanning this!  No sign that Al has done-his-bit :-<.
> In the meantime is it possible to get an unlocked copy that I can OCR so
> that it's searchable?


Sounds like yet another reason to publish multipage TIFF instead of or 
in addition to PDF.


> Should I infer that you purchased that $399 load of DEC modules?
> I debated, what with the J11 processor, but no FP-coprocessor and no
> documentation.
> -----Original Message-----
> From: cctalk [mailto:cctalk-bounces at classiccmp.org] On Behalf Of Noel
> Chiappa
> Sent: Tuesday, February 07, 2017 5:42 PM
> To: cctalk at classiccmp.org
> Cc: jnc at mercury.lcs.mit.edu
> Subject: PDP-11/24 CPU later version
> So I was recently provided (thanks!) with a copy of the later rev of the
> PDP-11/24 Tech Manual (EK-11024-TM-003), which I have had scanned for a
> while
> now (waiting for a quite period on the list ;-), and is now available for
> upload here:
>     http://ana-3.lcs.mit.edu/~jnc/tech/pdp11/EK-11024-TM-003.pdf
> (Bitsavers et al, please pick this up and distribute.)
> So it has an Appendix D, which described the -YA later rev of the CPU card
> (in which a bunch of gates were replaced with a couple of custom gate
> arrays.
> Does anyone have one of these? I'd love to get a photo of one, if so.
> Thanks!
> 	Noel

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