update on IBM terminals

Mike Stein mhs.stein at gmail.com
Fri Oct 2 13:31:30 CDT 2015


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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> 



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