Can anyone describe what a pre SL-1, SG-1 or SP-1 switch looked like and what phones it used?

[GordonKapesMZ4]

Does anyone have information on these systems?

"Keep the Peace, Use RLS"

http://www.joetheucxguy.com

 

[hawks]

try here

http://www.phworld.org/switch/ntess.htm#early

 

[GordonKapesMZ4]

Thanks Hawks,

I found this too:

http://beefchicken.com/?p=6

Wow, very impressive pre SL-1 technology....the same concept as the SL-1/Cs1000 with cards but originating in 1969.......look at that console....it had to look pretty state of the art in 1969.....



"Keep the Peace, Use RLS"

http://www.joetheucxguy.com

 

[hawks]

gordon did you tour any of the museums in the web site?