update on IBM terminals

-----Original Message----- From: cctalk [mailto:cctalk-bounces at classiccmp.org] On Behalf Of Mike

Sent: 02 October 2015 19:50 To: General Discussion: On-Topic and Off-Topic Posts <cctalk at classiccmp.org> Subject: Re: update on IBM terminals True enough; Model M covers a lot of variations, but I did add a smiley...

There are 24PF keyboards on eBay, also worth more than I'd pay (unless I had to ;-) Do these usually have detachable cords? Many of them did... m ----- 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 2:41 PM Subject: RE: update on IBM terminals > 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 >> >> >> >> >> >> >> >> --- >> >> This email has been checked for viruses by >> >> Avast antivirus software. >> >> https://www.avast.com/antivirus >> > > >