update on IBM terminals

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

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 >