Telephone signalling test system

Details Telephone signalling test system Telephone signalling test system

H - Electricity

04

M

379/2, 354/236,

H04M 15/00 (2006.01) H04M 3/24 (2006.01) H04Q 1/38 (2006.01) H04Q 1/45 (2006.01)

Patent

CA 1106513

Abstract of the Disclosure Telephone signalling test apparatus is provided for monitoring telephone lines under live traffic conditions. The apparatus is modular with a main frame having a line interface and central control and storage unit, as well as numerical display.

319090

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