ITU-T Q.164-1989
Test Equipment for Checking Equipment and Signals - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 2 pp

Standard No.

ITU-T Q.164-1989

Release Date

1989

Published By

International Telecommunication Union (ITU)

Status

Withdraw

Latest

ITU-T Q.164-1989

Scope

Note on items a) to m) - As part of the comprehensive tests it may, in certain circumstances such as fault localization, be desirable to test the frequency, level, and duration of received signals. Normally, however, it may be assumed that each Administra

ITU-T Q.164-1989 history

• 1989 ITU-T Q.164-1989 Test Equipment for Checking Equipment and Signals - Specifications of Signalling Systems Nos. 4 and 5 (Study Group XI) 2 pp