Engineering:Mitel Superset
The Mitel Superset is a line of telephones made by Mitel.[1] The line began in 1983, with the Superset 4, Mitel's best-selling device to date.[2]
Mitel Superset Models
The Mitel Superset 4DN Telephone
The Superset 4DN was one of the first Digital Telephones[3] made by Mitel and was announced in October 1986.
Mitel Superset 400 Series[4]
The 400 range consisted of a 401+,410,420 and 430[5] See The telephones connected back to the Mitel exchange digitally using 1 pair of cables. A Mitel MT8971BP IC was used in this range of handsets to communicate with a port on the DNIC card in a SX 50, SX 200 or SX 2000 Mitel switch
All in this range apart from the 401+ were loud speaking telephones, allowing the user to converse fully hands free.
Mitel Superset 4000 Series
The 4000 series supersedes the 400 series and consists of the 4001,4015,4125 and 4150[6]
The Superset 4001 has no LCD display and has similar functionality to the 401+ The 4001 has 4 main Ic's - A Motorola SC427602FN With 93C46B,MT9196AP,MT9171AP and a MC33362 PSU IC
References
- ↑ "A Brief History of Telephone Innovation at Mitel". 27 June 2023. https://www.mitel.com/blog/celebrating-mitel-phone-innovation-on-telephone-tuesday.
- ↑ "MITEL - HISTORY". https://www.britishtelephones.com/mitelhis.htm.
- ↑ Computer World. 13 October 1986. p. 115. https://books.google.com/books?id=mXEbp4U3AT8C&q=The+Superset+4DN+was+one+of+the+first+Digital+Telephones+made+by+Mitel&pg=PA115. Retrieved 24 April 2021.
- ↑ Mitel. "SUPERSET 400 SERIES – Digital Business Telephones - cost effective and feature rich". Mitel. https://www.britishtelephones.com/pdf/mitelss400.pdf.
- ↑ Freshwater, Bob. "British Telephones". https://www.britishtelephones.com/superset.htm.
- ↑ "The superset 4000 Series telephones". Mitel. http://www.structuredweb.com/sw/swchannel/images/ProductCatalog/ProductPage/File/ACF69.pdf.
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