ITU-T N.21-1988
LIMITS AND PROCEDURES FOR THE LINING-UP OF A SOUND-PROGRAMME CIRCUIT

Standard No.

ITU-T N.21-1988

Release Date

1988

Published By

International Telecommunication Union (ITU)

Latest

ITU-T N.21-1988

Scope

In Tables 1/N.23 to 5/N.23 maintenance limits for international sound-programme circuits are specified

ITU-T N.21-1988 history

• 1988 ITU-T N.21-1988 LIMITS AND PROCEDURES FOR THE LINING-UP OF A SOUND-PROGRAMME CIRCUIT