No 5 Crossbar Tour
Museum volunteer Ed Mattson gives a tour of the 5XB from Mercer Island's ADams exchange. This video is captioned, because the 5XB can get loud sometimes ;) Part 2 here: • Crossbar Tour Part 2 - Signaling [CC]
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The Strowger Step By Step Telephone Exchange
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Crossbar's Hidden Superpower: Alternate Routing!
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Malfunctioning Potted Relays: Emergency Repair in the No. 5 Crossbar
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A tour of AT&T's Network Operations Center (1979) - AT&T Archives
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Crossbar telephone exchange demo
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AT&T Bell Labs 1 ESS (Electornic Switching System) Manufacturing Processes (1965)
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All calls are failing in the Panel office!
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The Fascinating Story of Fluke,The Washington Engineer Who Built The World's Most Trusted Multimeter
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Speedy Cutover Service, SXS switching cutover to ESS filmed live at Glendale CA central office, 1984
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I Built Retracting Casters that are Actually GOOD
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The Crossbar Switch
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operating analog telecom switches, Feb 2017, Seattle's Museum of Communications
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Strowger, (SXS), step by step, Bell system, Western electric, Step switch
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University of Cincinnati 701B Step by Step PBX Tour
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The Traveling Telephone Switching Machine - AT&T Archives
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The Fascinating Story of Tektronix, The Oregon Engineers Who Reinvented The Oscilloscope
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DMS-100 Startup and First Phone Calls
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How many different ways can we cause trouble in the 5XB?
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Explaining Call Tracing (Part 2): The No. 5 Crossbar
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