Projekta Nr.ISO 21792:2019
Nosaukums<p>This document provides general and specific recommendations related to the quality of communication, connectivity, installation, performance and maintenance of onboard telephone equipment, including automatic telephones, common battery telephones, battery-less telephones and sound-powered telephones.</p> <p>It also specifies requirements for the related performance tests (shop tests and onsite tests) and for the maintenance tests.</p> <p>It is not applicable to digital telephones, LAN (VoIP) telephones, and wireless telephones.</p> <p>NOTE These telephones are excluded because they were under development during the elaboration of this document so that their specifications remained to be determined.</p>
Reģistrācijas numurs (WIID)71645
Darbības sfēra<p>This document provides general and specific recommendations related to the quality of communication, connectivity, installation, performance and maintenance of onboard telephone equipment, including automatic telephones, common battery telephones, battery-less telephones and sound-powered telephones.</p> <p>It also specifies requirements for the related performance tests (shop tests and onsite tests) and for the maintenance tests.</p> <p>It is not applicable to digital telephones, LAN (VoIP) telephones, and wireless telephones.</p> <p>NOTE These telephones are excluded because they were under development during the elaboration of this document so that their specifications remained to be determined.</p>
StatussAtcelts
ICS grupa47.020.70