ETS 300 433 : 20001 RADIO EQUIPMENT AND SYSTEMS (RES) - DOUBLE SIDE BAND (DSB) AND/OR SINGLE SIDE BAND (SSB) AMPLITUDE MODULATED CITIZENS' BAND (CB) RADIO EQUIPMENT; TECHNICAL CHARACTERISTICS AND METHODS OF MEASUREMENT European Telecommunications Standards Institute
ETR 003 : 20002 NETWORK ASPECTS (NA); GENERAL ASPECTS OF QUALITY OF SERVICE European Telecommunications Standards Institute
ETS 300 345 : 20001 INTEGRATED SERVICES DIGITAL NETWORK (ISDN) - INTERWORKING BETWEEN PUBLIC ISDNS AND PRIVATE ISDNS FOR THE PROVISION OF TELECOMMUNICATION SERVICES European Telecommunications Standards Institute
ETS 300 086 : 20001 RADIO EQUIPMENT AND SYSTEMS (RES); LAND MOBILE GROUP - TECHNICAL CHARACTERISTICS AND TEST CONDITIONS FOR RADIO EQUIPMENT WITH AN INTERNAL OR EXTERNAL RF CONNECTOR INTENDED PRIMARILY FOR ANALOGUE SPEECH European Telecommunications Standards Institute
ETR 055-11 : 20001 UNIVERSAL PERSONAL TELECOMMUNICATION (UPT) - THE SERVICE CONCEPT - SERVICE REQUIREMENTS ON PROTECTION OF THIRD PARTIES European Telecommunications Standards Institute
ETS 300 342-2 : 20001 European Telecommunications Standards Institute
ETS 300 461-2 : 20001 TRANSMISSION AND MULTIPLEXING (TM) - FLEXIBLE MULTIPLEXER (FM) EQUIPMENT - MANAGEMENT AND CONTROL FUNCTIONS European Telecommunications Standards Institute
ETS 300 283 : 20001 BUSINESS TELECOMMUNICATIONS (BTC) - PLANNING OF LOUDNESS RATING AND ECHO VALUES FOR PRIVATE NETWORKS DIGITALLY CONNECTED TO THE PUBLIC NETWORK European Telecommunications Standards Institute
ETR 239 : 20001 TRANSMISSION AND MULTIPLEXING (TM) European Telecommunications Standards Institute
EN 301 248 : 4.1.1 DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2); DISCONTINUOUS TRANSMISSION (DTX) FOR ENHANCED FULL RATE (EFR) SPEECH TRAFFIC CHANNELS (GSM 06.81 VERSION 4.1.1) European Telecommunications Standards Institute
ETS 300 964 : 20001 DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM; FULL RATE SPEECH; DISCONTINUOUS TRANSMISSION (DTX) FOR FULL RATE SPEECH TRAFFIC CHANNELS European Telecommunications Standards Institute
ETR 315 : 20001 UNIVERSAL PERSONAL TELECOMMUNICATION (UPT) - UPT ACCESS PARAMETERS AND IDENTITIES FOR THE UPT USERS European Telecommunications Standards Institute