Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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GB/T 4958.12-1988 Methods of measurement for equipment used in terrestrial radio-relay systems-Part 3:Simulated systems-Section Four Measurements for f.d.m. transmission 120.0 via email in 1~3 business day valid
GB/T 11299.7-1989 Methods of measurement for radio equipment used in satellite earth stations; Part 2: sub-systems measurements; Section three: Low noise amplifier 90.0 via email in 1~3 business day valid
GB/T 4958.2-1988 Methods of measurement for equipment used in terrestrial radio-relay systems-Part 3: Simulated systems-Section Two Measurements in the basehand 30.0 via email in 1~3 business day valid
GB 11299.1-1989 Methods of measurement for radio equipment used in satellite earth stations; Part 1: Measurement common to sub-systems and combinations of sub-systems; Section one: General 90.0 via email in 1~3 business day valid
GB/T 13858.1-1992 for colour TV modulation and demodulation equipment(1TV+4 sound program)used in middle distance terrestrial analog radio - Relay systems 210.0 via email in 1~3 business day valid
GB/T 14617.2-2012 ~ 330.0 via email in 1~3 business day valid
GB/T 13856-1992 for 4GHz band microwave service channel equipment 150.0 via email in 1~3 business day valid
GB/T 17424-1998 Technical requirements of differential global positioning system 255.0 via email in 1~3 business day superseded
GB/T 11299.4-1989 Methods of measurement for radio equipment used in satellite earth stations; Part 1: Measurements common to sub-systems and combinations of sub-systems; Section four:Measurements in the baseband 150.0 via email in 1~3 business day valid
GB/T 11299.11-1989 Methods of measurement for radio equipment used in satellite earth stations; Part 3: Methods of measurement for combinations of sub-systems; Section one: General 30.0 via email in 1~3 business day valid
GY/T 197-2003 Uniform technical specification for digital satellite news gathering 150.0 via email in 1~3 business day valid
GB/T 11298.2-1997 Methods of measurement for satellite television earth receive-only station Antenna measurement 120.0 via email in 1~3 business day valid
GB/T 13857-1992 for microwave communication system remote supervisory and control equipment 120.0 via email in 1~3 business day valid
GB/T 11299.10-1989 Methods of measurement for radio equipment used in satellite earth stations; Part 2: Measurements for sub-systems; Section ten: High-power amplifier 90.0 via email in 1~3 business day valid
GB/T 11298.1-1997 Methods of measurement for satellite television earth receive-only station. System measurement 150.0 via email in 1~3 business day valid
GB/T 14434-1993 parameters for broadcasting - Satellite service (BSS) in the band 12 GHz and BSS feeder links 150.0 via email in 1~3 business day valid
GB/T 15869-1995 General specification of satellite communicalion earth station for shipborne communication equipment for CDMA 240.0 via email in 1~3 business day valid
GB 11299.7-1989 Methods of measurement for radio equipment used in satellite earth stations; Part 2: sub-systems measurements; Section three:Low noise amplifier 105.0 via email in 1~3 business day valid
GB/T 11442-1995 specification for satellite television earth receive-only station 375.0 via email in 1~3 business day valid
GB/T 4958.11-1988 Methods of measurement for equipment used in terestrial radio-relay systems-Part 3:Simulated systems-Section Three Measurements for monochrome and colour television transmission 360.0 via email in 1~3 business day valid
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