Science, Technology & Medicine

Not-quite-all-electronic telephone switching system
Western Electric 1ESS (digital CPU, but still used reed switches and relays)
Western Electric 1ESS switching system
First installed in Succasunna, NJ, in May 1965

Registered users can log in to post comments or submit items for the galleries.

Login Register

There are 0 comments for this item.


Bookmark and Share

Most people find us by word of mouse. Please share our URL,
https://www.bbemuseum.com/museum/ with your friends!
This site is brought to you using 100% recycled electrons.

Total trivia questions served: 2,123,510