ROOM 7


Version en Castellano


@ Exterior level
@ Tools and equipment
@ Maintenance man's bicycle
The 1920s

@ Resistance box
Evershed and Vignoles Ltd. of London, England 1920
@ Attenuating box
Standard Telephones and Cables Ltd. of London, England 1940
@ Wheatstone bridge

@ Insulation meter
@ Cable parameter meter
Standard Telephones and Cables Ltd. of London, England
@ Cable connection chamber

@ Coaxial relay
@ Underwater cables

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