ISDN Switches » History » Revision 7
Revision 6 (WIMPy, 07/08/2024 12:03 PM) → Revision 7/12 (nt2mku, 07/08/2024 03:26 PM)
h1. ISDN Switches
ISDN Switches (or ISDN exchanges) were digital telephony exchanges supporting the ISDN protocol.
All major manufacturers of telephony switching equipment produced ISDN-capable switches at some point. In Germany, Alcaltel S12 and Siemens EWSD were the two widely deployed ISDN switches.
h2. Preserved digital telephony switches (mostly ISDN capable)
|_.Manufacturer|_.Model|_.Used in Country|_.Location/Owner|_.Operational|_.24/7|_.Contact|
|Siemens|EWSD|Germany|"Andreas Eversberg":https://eversberg.eu/ (Dörphof, Germany)|Yes|No|@jolly|
|Siemens|EWSD|Czech Republic|Brno, Czech Republic|Yes|Yes|Jan Pesak|
|Siemens|EWSD|Germany|"MSPT Heusenstamm":https://sammlungen.museumsstiftung.de/sammlungsstandort-heusenstamm/, Germany|Yes|No|@NT2MKU|
|Siemens|EWSD|Germany|"Nordlab e.V.":https://www.nordlab-ev.de/ Flensburg, Germany|Yes|No|@wimpy|
|SEL Alcatel|S12|Germany|"Fernmeldemuseum Bottmersdorf":http://www.fernmeldemuseum-bottmersdorf.de/home.htm, Germany|No|No|?|
|SEL Alcatel|S12|Germany|"MSPT Heusenstamm":https://sammlungen.museumsstiftung.de/sammlungsstandort-heusenstamm/, Germany|No|No|@NT2MKU|
|Lucent|7 R/E 5ESS|USA|"? (Arizona, USA)":http://kev009.com/wp/2024/07/Lucent-5ESS-Rescue/|No|No|kevin.bowling [at] kev009.com|
|Ericsson|AXE-104|Australia|Museum in Melbourne, Australia|?|No|?|
|Nortel|DMS-100|USA|"? dms-100.net":http://www.dms-100.net/telephony/nortel/dms-100/|Yes|No|joe_z|
|Nortel|DMS-10|USA|"Connections Museum":https://www.telcomhistory.org/connections-museum-seattle/, Seattle|Yes|No|?|
h2. Further reading
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