Thames ITMCs
Thames ITMCs
The Thames ITMCs served both the TXK 5 Crossbar switch of Thames A and the TXK 6 SPC (Stored Program Control) of Thames B.





Scan: Mondial ITMC - a page from the BTI brochure (1984).
| EXIT | Thames ITMCs | ISMC |
Thames ITMCs
Thames
ITMCs
Thames ITMCs were the International Transmission Maintenance Centres which were located on the first floor.

A Thames ITMC console
The modern layout of a 1980s test desk, in the era before computer screens and PCs.


Photo: A Thames ITMC console © Mark Rippingale October 2001.
   
ISMC
International Switching Maintenance Centre for TXK5s:
  • Centralograph Equipment for print outs of call failures.
  • Service Equipment Alarm for monitoring forced release of equipments.
  • Traffic and Statistical Meters for analysis.
  • Electronic Traffic Recorder (MET2 at Mollison ISC, Stag Lane)

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