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"0" ORD 10
TXE2 significant dates
TXE2 significant dates
1965 200 line Ericsson Pentex trialed at Peterborough central
see https://telephone-exchanges.org.uk/exchanges/peterborough-exchanges/
1966 Thursday 15 December first TXE2 installed in Ambergate
1970 -100 TXE2 Exchanges installed ( according to Comms Museum ) 100th was Bawtry near Doncaster, Yorks. according to https://www.britishtelephones.com/histuk.htm
1974 - 500 txe2 Exchanges installed
1977 - 800 txe2 Exchanges installed, that year POEJJ reported "The manufacture and supply of TXE2 exchanges to the BPO is currently undertaken by the General Electric Company Limited (GEC), Plessey Telecommunications Limited (PTL) and Standard Telephones and Cables Limited (STC). "
1981 there are 6,600 exchanges, 55 million calls per day
1983 (September) 1486 TXE2s (299 TXE4) installed OUT OF 6431 TOTAL
1984 March 1965 TXE out of 6292 total
1993 sept 1301 electronic(TXE2 & TXE4 ?) out of 7537 total local exchanges
1995 June 23rd Last TXE2's taken out of service in Ballycastle, Northern Ireland, Llandovery, Wales and Ramsbury, England
How much did they cost ?
How much did they cost ?
1982- 1983 4.8 million
supply only TXE2 packages £11.2 million
References
I MARTIN, J. Electronic Telephone Exchanges: An Introduction to Switching Network Design. P.O.E.E.J, Vol. 60, p. 124, July 1967.
2 ELEY, A. C., and LowE, W. T. Electronic Telephone Exchanges: Reed Relays for Exchange Systems. P.O.E.E.J., Vol. 60, p. 140, July 1967.
3 ROGERS, B. H. E., and KNAGGS, A. The Post Office Type 12 Relay. P.O.E.E.J., Vol. 57, p. 27, April 1964.
4 TIPPLER, J., LONG, R. C., and RIGBY, D. F. Electronic Telephone Exchanges: Speech-Path Control in Reed-Electronic Exchanges. P.0.E.E.J., Vol. 61, p. 103, July 1968.
5 FRENCH, J. A. T., and LO\VE, W. T. Electronic Telephone Exchanges: Component Selection and Mode of Operation. P.O.E.E.J., Vol. 59, p. 233, Jan. 1967.
Avoncroft 1983 stats
Avoncroft 1983 stats
Biggest TXE2's (as of 31st March 1983)
Although originally designed for 2000 lines you will see below that some ended up much larger.
Exchange
Queensbury
Werrington
Pinxton
Larbert
Balgownie
Goldthorpe
Newtown Llantwit
Stoke Bishop
Cudworth
Stowmarket
Adwick-Le-Street
Maltby
Greenhill
Hatfield Woodhouse
Pinhoe
Kirkburton
Howick
Cranleigh
AbertiIlery
Flitwick
Pembroke
Royston
Briton Ferry
Ashby-de-la-zouch
Market Deeping
Loose
Caldicot
Armagh
Thorne
Hagley
Old Whittington
Area
(Bradford)
(Peterborough)
(Nr Ripley Derbyshire)
(Edinburgh)
(Aberdeen)
(Rotherham)
(Pontypridd)
(Bristol)
(Barnsley)
(Doncaster)
(Rotherham)
(Sheffield)
(Doncaster)
(Exeter)
(Huddersfield)
(Edinburgh)
(Guildford)
(Pontypool)
(Nr Leighton Buzzard)
(Barnsley)
(Peterborough)
(Maidstone)
(Belfast)
(Goole)
(Kidderminster)
(Chesterfield)
Lines
6526
6105
5990
5962
5895
5783
5996
5461
5437
5433
5116
5078
5012
4788
4777
4746
4715
4681
4632
4437
4435
4359
4331
4316
4307
4263
4247
4219
4126
4087
4025
The TXE2 carried a lot of calls for the people of Britain for over 2 decades.
What handled our calls before TXE2 ?
What handled our calls before TXE2 ?
You can see form the pie chart that The TXE2 replaced the work that many of the UAX13's did.
The picture is not a simple as the TXE2 replacing the function of a UAX13. Several switches may already have been merged or exchange boundaries moved.
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