update on IBM terminals

[Dave G4UGM]

The keyboards go for stupid amounts, and get butchered...
.. but note those you found are 12PF key boards with PS/2 jacks. 
The ones on the terminals will be 24PF Key, with a socket with a screw
retaining ring....

Dave


> -----Original Message-----
> From: cctalk [mailto:cctalk-bounces at classiccmp.org] On Behalf Of Mike
Stein
> Sent: 02 October 2015 19:32
> To: General Discussion: On-Topic and Off-Topic Posts
> <cctalk at classiccmp.org>
> Subject: Re: update on IBM terminals
> 
> The keyboards are probably worth the most ;-)
> 
> 321565328456
> 262061662693
> 
> Or how about this one for only $1000:
> 262068557786
> 
> 
> ----- Original Message -----
> From: "Dave G4UGM" <dave.g4ugm at gmail.com>
> To: "'General Discussion: On-Topic and Off-Topic Posts'"
> <cctalk at classiccmp.org>
> Sent: Friday, October 02, 2015 2:13 PM
> Subject: RE: update on IBM terminals
> 
> 
> > Why are these always in the USA?
> >
> > I wouldn't have thought there was much gold in a 3174-11R I think
> > there are only a couple of boards in them. The 3174-11R is normally
> > connected to the host via SDLC and as such isn't usable "as-is"
> > unless you have a Mainframe
> > with an HDLC or BiSync cards. I Think it will take a token ring or
> > Ethernet card and with that it can be connected to Mainframe emulation
> > via TCP/IP.
> >
> > http://www.argecy.com/index.php?p=2389
> >
> > The terminals are pretty much useless  you have a controller (or
> > Mainframe with on-board controller, like the one Dave McGuire has I
> > think) to do anything with the terminals as they have a co-ax port
> > that runs at 1.5MBps (I think that's the speed) and both the physical
> > (voltages, impedances) and logical (protocols) interfaces between the
> > terminal and  the controllers is pretty much undocumented.
> >
> > http://www.argecy.com/index.php?pfile=3472
> >
> > With a controller and TCP/IP they can be used onto Hercules or some of
> > the other Mainframe emulators..
> >
> > Dave Wade
> > G4UGM
> >
> >> -----Original Message-----
> >> From: cctalk
> >> [mailto:cctalk-bounces at classiccmp.org] On Behalf Of Cindy Croxton
> >> Sent: 02 October 2015 18:52
> >> To: 'General Discussion: On-Topic and Off-Topic Posts'
> >> <cctalk at classiccmp.org>
> >> Subject: update on IBM terminals
> >>
> >> The terminals are models 3472 and 3477.
> >>
> >> The keyboards are Model M.
> >>
> >> The server is a 3174-11R
> >>
> >>
> >>
> >> He did not give counts.
> >>
> >>
> >>
> >> Cindy
> >>
> >>
> >>
> >> ---
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> >> https://www.avast.com/antivirus
> >