BUSINESS TELECOMMUNICATIONS (BTC). SPECIAL QUALITY VOICE BANDWITH 4-WIre analogue leased line (A4S). Connection characteristics and network interface presentation.
€94.00
BUSINESS TELECOMMUNCATIONS (BTC). ORDINARY AND SPECIAL QUALITY VOICE BANDWIDTH 4-WIRE ANALOGUE LEASED LINES (A4O AND A4S). TERMINAL EQUIPMENT INTERFACE.
€74.00
RADIO EQUIPMENT AND SYSTEMS (RES). WIDE BAND AUDIO LINKS. TECHNICAL CHARACTERISTICS AND TEST METHODS.
€98.00
RADIO EQUIPMENT AND SYSTEMS (RES). LAND MOBILE SERVICE. ACCESS PROTOCOL, OCCUPATION RULES AND CORRESPONDING TECHNICAL CHARACTERISTICS OF RADIO EQUIPMENT FOR THE TRANSMISSION OF DATA ON SHARED CHANNELS.
TRANSMISSION AND MULTIPLEXING (TM). SUB-STEM 1 DIGITAL RADIO RELAY SYSTEMS (DRRS) OPERATING IN THE 13 GHZ, 15 GHZ AND 18 GHZ FREQUENCY BANDS WITH ABOUT 28 MHZ CO-POLAR AND 14 MHZ CROSS-POLAR CHANNEL SPACING.
DIGITAL VIDEO BROADCASTING (DVB). SUBTITLING SYSTEMS.
€104.00
RADIO EQUIPMENT AND SYSTEMS (RES). LAND MOBILE SERVICE. TECHNICAL CHARACTERISTICS AND TEST CONDITIONS FOR RADIO EQUIPMENT TRANSMITTING SIGNALS TO INITIATE A SPECIFIC RESPONSE IN THE RECEIVER.
€110.00
RADIO EQUIPMENT AND SYSTEMS (RES). SHORT RANGE DEVICES. TECHNICAL CHARACTERISTICS AND TEST METHODS FOR RADIO EQUIPMENT TO BE USED IN THE 25 MHZ TO 1 000 MHZ FREQUENCY RANGE WITH POWER LEVELS RANGING UP TO 500 MW.
€97.00
RADIO EQUIPMENT AND SYSTEMS (RES). TECHNICAL CHARACTERISTICS, TEST CONDITIONS AND METHOD OF MEASUREMENT FOR RADIO ASPECTS OF CORDLESS TELEPHONES CT1.
€82.00
RADIO EQUIPMENT AND SYSTEMS (RES). SHORT RANGE DEVICES (SRDS). TECHNICAL CHARACTERISTICS AND TEST METHODS FOR RADIO EQUIPMENT IN THE FREQUENCY RANGE 9 KHZ TO 25 MHZ AND INDUCTIVE LOOP SYSTEMS IN THE FREQUENCY RANGE 9 KHZ TO 30 MHZ.
€93.00
INTEGRATED SERVICES DIGITAL NETWORK (ISDN). TELEPHONY TERMINAL. PAYPHONES.
€69.00
RADIO EQUIPMENT AND SYSTEMS (RES). TECHNICAL CHARACTERISTICS AND TEST METHODS FOR WIRELESS MICROPHONES IN THE 25 MHZ TO 3 GHZ FREQUENCY RANGE.
€92.00
RADIO EQUIPMENT AND SYSTEMS (RES). SHORT RANGE DEVICES. TECHNICAL CHARACTERISTICS AND TEST METHODS FOR RADIO EQUIPMENT TO BE USED IN THE 1 GHZ TO 25 GHZ FREQUENCY RANGE.
€86.00
DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2). BASE STATION SYSTEM (BSS) EQUIPMENT SPECIFICATION. PART 1: RADIO ASPECTS (GSM 11.21 VERSION 4.8.1).
€129.00
TERMINAL EQUIPMENT (TE). ATTACHMENT REQUIREMENTS FOR TERMINAL EQUIPMENT TO BE CONNECTED TO CIRCUIT SWITCHED DATA NETWORKS AND LEASED CIRCUITS USING A CCITT RECOMMENDATION X.21 INTERFACE, OR AT AN INTERFACE PHYSICALLY, FUNCTIONALLY AND ELECTRICALLY COMPATIBLE WITH CCITT RECOMMENDATION X.21 BUT OPERATING AT ANY DATA SIGNALLING RATE UP TO, AND INCLUDING, 1 984 KBIT/S.
€71.00
