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ETR 090 : 20002
ETR 090 : 20002 ETSI OBJECT IDENTIFIER TREE - COMMON DOMAIN INTELLIGENT NETWORK (IN) DOMAIN European Telecommunications Standards Institute
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ETS 300 403-2 : 20001
ETS 300 403-2 : 20001 INTEGRATED SERVICES DIGITAL NETWORK (ISDN) - DIGITAL SUBSCRIBER SIGNALLING SYSTEM NO. ONE (DSS1) PROTOCOL - SIGNALLING NETWORK LAYER FOR CIRCUIT-MODE BASIC CALL CONTROL - SPECIFICATION AND DESCRIPTION LANGUAGE (SDL) DIAGRAMS European Telecommunications Standards Institute
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EN 301 247 : 4.0.1
EN 301 247 : 4.0.1 DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2); COMFORT NOISE ASPECTS FOR ENHANCED FULL RATE (EFR) SPEECH TRAFFIC CHANNELS (GSM 06.62 VERSION 4.0.1) European Telecommunications Standards Institute
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ETR 020001 : 20001
ETR 020001 : 20001 INTEGRATED SERVICES DIGITAL NETWORK (ISDN); CUSTOMER ACCESS MAINTENANCE European Telecommunications Standards Institute
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ETR 065 : 20002
ETR 065 : 20002 UNIVERSAL PERSONAL TELECOMMUNICATION (UPT) - REQUIREMENTS ON CHARGING, BILLING AND ACCOUNTING European Telecommunications Standards Institute
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ETS 300 105 : 20001
ETS 300 105 : 20001 TERMINAL EQUIPMENT (TE); INTERNATIONAL VIDEOTEX INTERWORKING European Telecommunications Standards Institute
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ETS 300 486-1 : 20001
ETS 300 486-1 : 20001 BROADBAND INTEGRATED SERVICES DIGITAL NETWORK (B-ISDN) - META-SIGNALLING PROTOCOL - PROTOCOL SPECIFICATION European Telecommunications Standards Institute
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ETS 300 841 : 20001
ETS 300 841 : 20001 TELECOMMUNICATIONS SECURITY; INTEGRATED SERVICES DIGITAL NETWORK (ISDN); ENCRYPTION KEY MANAGEMENT AND AUTHENTICATION SYSTEM FOR AUDIOVISUAL SERVICES European Telecommunications Standards Institute
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ETR 035 : 20001
ETR 035 : 20001 EQUIPMENT ENGINEERING (EE) - ENVIRONMENTAL ENGINEERING GUIDANCE & TERMINOLOGY European Telecommunications Standards Institute
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ETR 042 : 20001
ETR 042 : 20001 RADIO EQUIPMENT & SYSTEMS (RES) - DIGITAL EUROPEAN CORDLESS TELECOMMUNICATIONS (DECT) - A GUIDE TO DECT FEATURES THAT INFLUENCE THE TRAFFIC CAPACITY & MAINTENANCE OF HIGH RADIO LINK TRANSMISSION QUALITY, INCLUDING THE RESULTS OF SIMULATIONS European Telecommunications Standards Institute
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ETS 300 452 : 20001
ETS 300 452 : 20001 BUSINESS TELECOMMUNICATIONS (BTC) - SPECIAL QUALITY VOICE BANDWIDTH 4-WIRE ANALOGUE LEASED LINE (A4O) - CONNECTION CHARACTERISTICS AND NETWORK INTERFACE PRESENTATION European Telecommunications Standards Institute
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ETS 300 341 : 20001
ETS 300 341 : 20001 RADIO EQUIPMENT & SYSTEMS (RES) - LAND MOBILE SERVICE TECHNICAL CHARACTERISTICS & TEST CONDITIONS FOR RADIO EQUIPMENT USING AN INTEGRAL ANTENNA TRANSMITTING SIGNALS TO INITIATE A SPECIFIC RESPONSE IN THE RECEIVER European Telecommunications Standards Institute
$35.10 $78.00 -55%Reduced price!In stock
