IBM 029 Card Punch and ASCII Machines

[Dave G4UGM]

> -----Original Message-----
> From: cctalk [mailto:cctalk-bounces at classiccmp.org] On Behalf Of Paul
> Koning
> Sent: 12 May 2015 16:21
> To: General Discussion: On-Topic and Off-Topic Posts
> Subject: Re: IBM 029 Card Punch and ASCII Machines
> 
> 
> > On May 11, 2015, at 11:56 PM, Eric Smith <spacewar at gmail.com> wrote:
> >
> > On Sun, May 10, 2015 at 1:06 PM, Johnny Billquist <bqt at update.uu.se>
> wrote:
> >> I don't know how common card readers were, but I don't think any DEC
> >> machines could punch cards.
> >
> > Almost all DEC machines up through early VAX supported card punch
> > options. They just weren't very common other than on PDP-10.
> >
> > PDP-8: CP08
> > PDP-10: CP10 (multiple variants) and CP20
> > PDP-11 and VAX: CP11
> 
> Do you have any descriptions of that?  I have not seen any mention of a
CP11
> in any peripherals handbook, nor in any OS.  Was that a CSS product?  Who
> built the punch engine?  What sort of interface did it use?
> 
> 	paul
> 
This site lists it as an M7824 card...

http://world.std.com/~mbg/pdp11-field-guide.txt

this page from Chilton Labs 

http://www.chilton-computing.org.uk/acd/icf/phase1/p007.htm

implies a punch is available, but neither say which model punch...

Dave