Telephone Switching > Cross Bar Switching

Ericsson ARD 636 Crossbar 30 Station PAX


I just today brought home an Ericsson Crossbar PAX that can handle 30 stations. It looks as though it coukd becequipped for 36 stations but this one just has 30 line and cutoff relays and a space where 6 more coukd reside. We (BC Telephone Co.) called these a 636 PAX but I don't actually see that written on it anywhere, just the Ericsson logo. That might have just been a marketing name. So far I haven't found much on the internet about it. Maybe Remco knows something about these things?


It's an Ericsson ARD 636:


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