Telephone Switching > Cross Bar Switching

Western Electric Crossbar switch

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Weco355aman:
Just uploaded to YouTube a video of my Number 3 crossbar switching system. Someday ill have a H.D.
Camera. This is better than nothing. There were 28 of these made. 1 at the Telephone Museum in Ellsworth  Maine, and the one that i own located by Salem Oregon.

https://www.youtube.com/watch?v=hSPLED-_xgw

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