FD Z81-014

Public switched telephone network. Transmission characteristics for private telephone switching systems.

Le présent document reproduit intégralement l'édition 4 de la spécification technique d'agrément PAA/TPA/STP/1024 de janvier 1992. Il précise les caractéristiques de transmission que doivent respecter les systèmes de commutation privés dans le cadre de la procédure d'agrément. Il est complété par les normes de téléphonométrie du système terminal (poste de référence, système de commutation, ligne de distribution).

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