J.31 : Characteristics of equipment and lines used for setting up 15 kHz type sound-programme circuits

J.31 : Characteristics of equipment and lines used for setting up 15 kHz type sound-programme circuits

Recommendation J.31 (11/88)

Approved in 1988-11-25

Status : Withdrawn

Deleted because no system or equipment have implemented it during the last two study periods

Access : Freely available items

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2001-09-17

E 11212