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A walk through the 5XB [annotated]
Connections Museum
Jun 6, 2022
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All calls are failing in the Panel office!
The 5XB Trouble Recorder
[3ESS] Introduction and Tour
How does a No. 1 Crossbar Marker work?
How many different ways can we cause trouble in the 5XB?
At the Connections Museum: the insane telephone technology that led to today's computers
[Panel] How does the line finder work?
Yes, I still use a landline.
No 5 Crossbar Tour
This Oscilloscope Is Garbage (Literally)
Booting up the 3ESS
How does telephone ringing work?
The Machine that Makes Your Phone Ring
5ESS - Working on a trouble ticket / alarm
DMS-10: The first phone call!
Questionable Ethics: Reverse-Engineering a Skinner Box Shock Generator
[5XB] Bob tells a story about barging in on someone's line.
Working in a DMS-100 telephone office-A training video
The world's oldest Linux peripheral?
5ESS - Replacing an intercept / auto announcement card