It basicly refers to the type of layer 1 that an E1 signal can terminate or
be carried on.
Balanced E1 is usually carried on twisted pair and has an impedance of 120
ohms.
Unbalance E1 is usually carried on coax and has an impedance of 75 ohms.
A "Balun" is a device that converts this signal ei
this link will at least give you a hint what it is:
http://www.cisco.com/univercd/cc/td/doc/product/access/acs_mod/cis4000/4000m/4000sig/connect.htm#xtocid317935
Dragi
Message Posted at:
http://www.groupstudy.com/form/read.php?f=7&i=7722&t=7690
--
2 matches
Mail list logo
