Interference in adjacent audiofrequency and carrierfrequency telephone circuits due to the methods of trans mitting lowfrequency selection pulses and measures to be adopted for reducing them
Označenie normy: UIC A76/RP7-1ed.
Približná hmotnosť: 300 g (0.66 libier)
Krajina: Medzinárodná technická norma
Kategória: Technické normy UIC