ITU-T Q.163-1989
Manual Testing - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 3 pp

Standard No.

ITU-T Q.163-1989

Release Date

1989

Published By

International Telecommunication Union (ITU)

Status

Withdraw

Latest

ITU-T Q.163-1989

Scope

For local checks of correct equipment operation and for readjusting the equipment, international Line and register signal generators.

ITU-T Q.163-1989 history

• 1989 ITU-T Q.163-1989 Manual Testing - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 3 pp