Topic starter
Brilliant!
The days before Time Division multiplex was invented!
[img] 
[/img]
This is phone lines connecting back to an exchange!!!!
http://www.thisiscolossal.com/2014/09/telefontornet-stockholm/
Posted : 02/09/2014 9:41 pm
Have you got the right Internet forum?
Posted : 02/09/2014 10:54 pm
Looks like a simplified version of my USB hub.
Posted : 02/09/2014 11:00 pm
Wow, there's some fantastic pics in the link…
Posted : 02/09/2014 11:17 pm