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GB/T 16954-2017 English PDF

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GB/T 16954-2017: General specification for Ku-band satellite television receive-only station
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GB/T 16954: Evolution and historical versions

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GB/T 16954-2017English1059 Add to Cart 7 days [Need to translate] General specification for Ku-band satellite television receive-only station Valid GB/T 16954-2017
GB/T 16954-1997English719 Add to Cart 3 days [Need to translate] General specification for Ku-band satellite television earth receive-only station Obsolete GB/T 16954-1997

PDF similar to GB/T 16954-2017


Standard similar to GB/T 16954-2017

SJ/T 11746   GB/T 19954.2   GB/T 19954.1   GB/T 11442   

Basic data

Standard ID GB/T 16954-2017 (GB/T16954-2017)
Description (Translated English) General specification for Ku-band satellite television receive-only station
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard M75
Classification of International Standard 33.060.30
Word Count Estimation 53,582
Date of Issue 2017-07-31
Date of Implementation 2018-02-01
Older Standard (superseded by this standard) GB/T 16954-1997
Quoted Standard GB/T 191-2008; GB 2312-1980; GB/T 2828.1-2012; GB/T 2829-2002; GB 8898-2011; GB/T 11298.1-1997; GB/T 12322-1990; GB/T 12840-1996; GB 13837-2012; GB/T 17191.3-1997; GB/T 17700-1999; GB/T 17975.2-2000; GB/T 17975.3-2002; GY/T 150-2000; SJ/T 11327-2006
Issuing agency(ies) General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary This standard specifies the requirements, test methods, inspection rules, marking, packaging, transport and storage of Ku-band satellite digital TV / data receiving stations and their equipment. This standard applies to Ku-band satellite digital television and data receiving stations and antenna, outdoor units, indoor units and other product design, production and testing.

GB/T 16954-2017: General specification for Ku-band satellite television receive-only station

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General specification for Ku-band satellite television receive-only station ICS 33.060.30 M75 National Standards of People's Republic of China Replace GB/T 16954-1997 Ku-band satellite TV receiving station general specification Released on.2017-07-31 2018-02-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China China National Standardization Administration issued

Content

Foreword III Introduction IV 1 Scope 1 2 Normative references 1 3 Classification and composition 1 3.1 Classification 1 3.2 Equipment Composition 2 4 Requirements 3 4.1 System Requirements 3 4.2 Antenna Requirements 6 4.3 Outdoor unit requirements 9 4.4 Indoor unit requirements 12 5 Test methods 21 5.1 Test conditions 21 5.2 Appearance, Structure and Process Inspection 21 5.3 Electrical performance measurement 21 5.4 Function check 21 5.5 Electromagnetic Compatibility Measurement 21 5.6 Security Check 22 5.7 Environmental Adaptability 22 5.8 Reliability Test 23 6 Inspection rules 25 6.1 Inspection classification 25 6.2 Stereotype test 25 6.3 Settlement inspection 37 6.4 Routine inspection 38 7 Marking, packaging, transport and storage 40 7.1 mark 40 7.2 Packing 40 7.3 Transportation 40 7.4 Storage 41 Appendix A (Normative) Power Splitter and Switching Requirements 42 Appendix B (normative appendix) Gain of integrated outdoor unit, feed illumination angle, cross polarization discrimination rate, circular polarization voltage axis ratio And phase noise measurement methods 43 Appendix C (normative appendix) Test instrument, equipment connection diagram 47 Appendix D (Normative Appendix) Transport Stream Error Rate and Video and Audio Measurement Methods 48

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard replaces GB/T 16954-1997 "General Specification for Ku-band Satellite TV Receiving Station". Compared with GB/T 16954-1997, the main technical changes in this standard are as follows. --- System part added satellite digital TV (SD and HD) and satellite data receiving station content (see 4.1.1 and 4.1.2), delete Satellite analog television content; --- Antenna, according to different materials, and increase the functional and structural requirements that users are very concerned about (see 4.2.2 and 4.2.3); ---The outdoor unit adds requirements for integrated outdoor units (see 4.3.4 and 4.3.6); --- Indoor unit to increase satellite digital TV (SD and HD) and satellite data reception (see 4.4.1 and 4.4.2), delete Wei Star analog TV content; This standard was proposed by the Ministry of Industry and Information Technology of the People's Republic of China. This standard is under the jurisdiction of China Electronics Technology Standardization Institute. This standard was drafted. China Electronics Technology Group Corporation 54th Research Institute, Shaanxi Ruyi Electric Corporation, Jiangsu Yinhe Electronics Stock Co., Ltd., Fujian Shenzhou Electronics Co., Ltd., Nanjing Panda Electronics Co., Ltd., Hunan Aerospace Satellite Communication Technology Co., Ltd., Qing Island Hisense Electric Co., Ltd., Sichuan Video Electronics Co., Ltd., Guizhou Zhenhua Tiantong Equipment Co., Ltd., Anhui SiChuang Electronic Stock Co., Ltd. Co., Ltd. and so on. Drafters of this standard. Li Shengli, Tian Li, Li Peihong, Wang Xinglin, Yu Weidong, Shu Xiumei, Gu Hongchun, Liu Jingquan, Zhou Chun, Ma Jianzhong, Qi Zhiyong, Liu Changyong, Zheng Xiaoming, Hu Bin, Heng Yongtian. The previous versions of the standards replaced by this standard are. ---GB/T 16954-1997

Introduction

The issuing body of this document draws attention to the fact that the use of the relevant patents of 4.4.1.7 a) may be covered when the statement conforms to this document. The issuing organization of this document has no position on the authenticity, validity and scope of the patent. The holder of the patent has assured the issuing authority of this document that he is willing to work with any applicant on reasonable and non-discriminatory terms and conditions. Negotiate a patent license. The patent holder's statement has been filed with the issuing authority of this document. Related information can be passed the following Contact information obtained. Name of Patent Holder. The 54th Research Institute of China Electronics Technology Group Corporation Postal code. 050081 Address. No. 589, Zhongshan West Road, Shijiazhuang City, Hebei Province Tel. 0311-86924531 Ku-band satellite TV receiving station general specification

1 Scope

This standard specifies the requirements, test methods, inspection rules, signs and packages for Ku-band satellite digital TV/data receiving stations and their equipment. Loading, transport and storage. This standard applies to the design and production of Ku-band satellite digital TV and data receiving stations and antennas, outdoor units, indoor units, etc. Production and inspection.

2 Normative references

The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article. Pieces. For undated references, the latest edition (including all amendments) applies to this document. GB/T 191-2008 packaging storage and transportation icon GB 2312-1980 Basic set of Chinese character coded character set for information exchange GB/T 2828.1-2012.Sampling procedures for sampling by sampling - Part 1 . Batch-by-batch inspections by Retrieving Quality of Acceptance (AQL) plan GB/T 2829-2002 Periodic inspection count sampling procedures and tables (applicable to the inspection of process stability) GB 8898-2011 Safety requirements for audio, video and similar electronic equipment GB/T 11298.1-1997~GB/T 11298.4-1997 Satellite television earth receiving station measurement method GB/T 12322-1990 General-purpose application television equipment reliability test method GB/T 12840-1996 Cartridge tape recorder transport belt reliability requirements and test methods GB 13837-2012 Limits and methods of measurement for interference characteristics of sound and television broadcast receivers and related equipment GB/T 17191.3-1997 Information technology digital storage media moving image with 1.5Mbit/s data transmission rate and its companion Coding of sounds Part 3. Audio GB/T 17700-1999 Satellite digital broadcasting channel coding and modulation standard GB/T 17975.2-2000 Information technology - General coding for motion pictures and associated audio information - Part 2. Video GB/T 17975.3-2002 Information technology - General coding for motion pictures and associated audio information - Part 3. Audio GY/T 150-2000 Satellite Digital TV Receiving Station Measurement Method---Indoor Unit Measurement SJ/T 11327-2006 Digital television receiver interface specification - Part 1. Radio CELTS-32.1-WD2.0 China Education Satellite Broadband Transmission Network Technical Specification ITU-T Recommendation J.17 Pre-emphasisusedonsound-programmecircuits for sound program transmission circuits

3 Classification and composition

3.1 Classification The satellite television receiving station is divided into a television receiving station and a data receiving station. TV receiving stations are classified into engineering, professional and general types according to technical performance and functions. Data receiving stations are not classified. Engineering type. Its electrical performance and function can meet the requirements of receiving or receiving satellite TV programs. Professional type. its electrical performance is the same as the engineering type, only the functional requirements are different (with remote control function). Ordinary type. Its electrical performance and function can meet the requirements of direct reception of satellite TV programs. 3.2 Equipment composition The satellite TV receiving station consists of an antenna, an outdoor unit (commonly referred to as a tuner) and an indoor unit (commonly known as a receiver), as shown in Figure 1. In the room An L-band power splitter can be connected between the external unit and the indoor unit, and can receive multiple sets of satellite television programs transmitted by the same satellite in real time. Figure 1 Single satellite TV receiving station equipment The second composition mode is as shown in FIG. 2, and the power splitter and the switch are connected between the outdoor unit and the indoor unit, and multiple indoors can be realized. The unit simultaneously receives multiple sets of satellite television programs transmitted by two or more satellites independently. Figure 2 Dual satellite TV receiving station equipment See Figure A for the electrical performance requirements of the power splitter in Figure 1, Figure 2 and the switch in Figure 2.

4 requirements

4.1 System Requirements 4.1.1 Satellite digital TV requirements 4.1.1.1 Channel coding and modulation Satellite digital TV receiving stations and satellite data receiving stations shall comply with the requirements of GB/T 17700-1999. 4.1.1.2 Image output form Number of ports and ports. See Table 8. Image level (positive polarity) and line sync level. See Table 9. 4.1.1.3 RF output (optional) Number of ports. 1. Number of channels. ≥ 2 (UHF band). Level. ≥70dBμV. Connection port. It should meet the requirements of SJ/T 11327-2006. 4.1.1.4 Sound output form Number of ports. ≥ 2. Impedance. 600Ω balance/unbalance (engineering/professional). 600Ω unbalanced or low resistance (common type). Connection port. XLR type three-core seat (balanced). TX coaxial socket (unbalanced/low resistance). Level. 0dBm ± 6dB. 4.1.1.5 Indoor unit input level ≥ -65dBm. 4.1.1.6 Electrical performance requirements The electrical performance requirements of satellite digital TV (standard-definition, composite video) receiving stations are shown in Table 1. The satellite station digital TV (Y/C, Y, PB, PR and R, G, B interface) receiving station electrical performance requirements are shown in Table 2. 4.1.1.7 Security requirements The system should have lightning protection measures to ensure personal and equipment safety. The wind resistance of the antenna shall comply with the requirements of 4.2.1.2. Table 1 Satellite digital TV (standard definition, composite video) receiving station electrical performance requirements Serial number project unit performance parameter description 1 Receive frequency band GHz 11.7~12.2 Can be extended to 10.7~ 12.75 Table 1 (continued) Serial number project unit performance parameter description 2 Quality factor (G0/T) dB/K Engineering/Professional Ordinary Antenna diameter/m G0/T value a Antenna aperture/m G0/T value a 2.4 26.1 0.3 8.0 3.0 28.2 0.45 11.5 3.7 30.0 0.6 14.0 4.0 30.7 1.0 18.5 4.5 31.9 1.2 20.1 5.0 32.8 1.5 22.0 6.0 34.4 1.8 23.6 7.5 36.3 2.0 24.5 G/T = (G0/T) 20lg 11.95 f unit is GHz Antenna elevation angle 20° sunny day 3 Demodulation threshold (Eb/N0) dB ≤5.5 ≤5.5 Convolutional code rate=3/4 ≤4.5 ≤4.5 Convolutional code rate=1/2 4 transmission stream error rate - ≤ 1 × 10-11 ≤ 1 × 10-11 - 5 brightness level mV (pp) 700 ± 20 700 ± 35 - 6 lines sync level mV(pp) -300±9 -300±15 - 7 K coefficient % ≤ 3 ≤ 3 - 8 differential gain distortion % ±8 ±10 - 9 differential phase distortion (°) ±5 ±8 - 10 Luminance/chroma gain is not equal (ΔK) % ±5 ±8 - 11 Luminance/chroma delay is not equal (Δτ) ns ±30 ±50 - 12 image signal to noise ratio dB ≥ 56 (weighted value) ≥ 56 (weighted value) Flat field signal 5MHz bandwidth measurement 13 sound signal to noise ratio dB ≥ 70 ≥ 65 unweighted 14 sound distortion % ≤1.0 ≤2.0 - 15 power consumption W ≤ 30 - aG0/T According to the outdoor unit noise temperature of 75K, steel plate (front feedforward) antenna 55K, so the system noise temperature is 130K. Table 2 Electrical performance requirements for satellite digital TV Y/C, YPBPR and RGB interface receiving stations Serial number project unit performance parameter description 1 Receive frequency band GHZ 11.7~12.2 Can be extended to 10.7~ 12.75 Table 2 (continued) Serial number project unit performance parameter description 2 Quality factor (G0/T) dB/K Engineering/Professional Ordinary Antenna diameter/m G0/T value a Antenna aperture/m G0/T value a 2.4 26.1 0.3 8.0 3.0 28.2 0.45 11.5 3.7 30.0 0.6 14.0 4.0 30.7 1.0 18.5 4.5 31.9 1.2 20.1 5.0 32.8 1.5 22.0 6.0 34.4 1.8 23.6 7.5 36.3 2.0 24.5 G/T = (G0/T) 20lg 11.95 f unit is GHz Antenna elevation angle 20° sunny day Y/C signal Output 3 Y signal output level mV(pp) 700±20 700±35 Load sync signal 4 C signal output level mV(pp) ±350±11 ±350±18 - 5 Y signal K coefficient % ≤ 3.0 ≤ 3.0 - 6 Y signal signal to noise ratio dB ≥ 56 ≥ 56 weighted value 7 Y/C signal delay difference ns ±30 ±50 Y, PB, PR signal Output 8 Y signal level mV (pp) 700 ± 20 - 9 PB, PR signal level mV(pp) ±350±11 - 10 Y signal K coefficient % ≤ 3.0 - 11 Y signal signal to noise ratio dB ≥ 56 (weighted) - 12 Y/PB, Y/PR gain difference % ±5 - 13 Y/PB, Y/PR delay difference ns ±30 - Y signal loading Synchronization signal R, G, B signal Output 14 R, G, B signal level mV (pp) 700 ± 20 - 15 R, G, B signal signal to noise ratio dB ≥ 56 (weighted) - Performance parameters do not apply Common type Audio letter Number output 16 sound signal to noise ratio dB ≥ 70 ≥ 65 - 17 sound distortion % ≤1.0 ≤2.0 - Line synchronization Output 18 lines sync signal level mV(pp) ±300±9 - HDTV -300±9 -300±15 SDTV aG0/T According to the outdoor unit noise temperature of 75K, steel plate (front feedforward) antenna 55K, so the system noise temperature is 130K. 4.1.2 Satellite data receiving station requirements 4.1.2.1 Support for Windows or Linux operating systems (except for embedded operating systems). 4.1.2.2 Support DVB data broadcast multi-protocol encapsulation/data carousel. 4.1.2.3 Support MAC address filtering and IP address filtering. 4.1.2.4 Supports unicast, multicast, and broadcast. 4.1.2.5 With audio and video output (data/TV type). Has a sound card, graphics card output (software decoding). TX coaxial socket and S terminal output (hardware decoding). 4.1.2.6 Electrical performance requirements are shown in Table 3. 4.1.2.7 Security requirements Same as 4.1.1.7. Table 3 Satellite data receiving station electrical performance requirements Serial number project unit performance parameter description 1 Receive frequency band GHz 11.7~12.2 can be extended to 10.7~12.75 2 Quality factor (G0/T) dB/K Antenna aperture G0/T value a Antenna aperture G0/T value a 2.4 26.1 0.3 8.0 3.0 28.2 0.45 11.5 3.7 30.0 0.6 14.0 4.0 30.7 1.0 18.5 4.5 31.9 1.2 20.1 5.0 32.8 1.5 22.0 6.0 34.4 1.8 23.6 7.5 36.3 2.0 24.5 G/T = (G0/T) 20lg 11.95 f unit is GHz Antenna elevation angle 20° sunny day 3 Demodulation threshold (Eb/N0) ≤5.5 convolution rate is 3/4 ≤4.5 convolution rate is 1/2 4 The number of PIDs that can be filtered at the same time ≥ 32 - 5 data reception start time s ≤ 2 - 6 Data reception and collection times ≤ 3 - 7 CPU usage % ≤ 50 when receiving data 8 Memory usage % ≤50 When receiving data 9 power consumption W ≤ 10 - aG0/T According to the outdoor unit noise temperature of 75K, steel plate (front feedforward) antenna 55K, so the system noise temperature is 130K. 4.2 Antenna requirements 4.2.1 Working environment conditions 4.2.1.1 Atmospheric conditions Temperature. -25 ° C ~ 55 ° C (low end can be extended to -35 ° C). Relative humidity. 5%~95%. Atmospheric pressure. 86kPa~106kPa. 4.2.1.2 Wind resistance The wind speed is 17m/s~20m/s, and the antenna is slightly oscillated. The whole body is not deformed and does not affect the receiving effect. The wind speed is 24m/s~28m/s and the precision is reduced. The wind speed of 32m/s~37m/s is not destroyed, that is, the lock is firm in the sky, and the original azimuth and elevation are restored after the strong wind, which can reach the strong wind. Image Quality. 4.2.2 Features 4.2.2.1 Feed output interface (separate outdoor unit) FD-120 flange. 4.2.2.2 Drive mode Manual or electric. 4.2.2.3 Scale indication There should be an elevation angle dial indication, and the elevation angle (0° at the ground level) should be no more than 1°. Azimuth dial indicator (optional) with a scale error of no more than 1°. 4.2.2.4 Antenna pointing adjustment range When there is no special requirement, the antenna pointing adjustment range is performed according to Table 4. 4.2.3 Structure 4.2.3.1 Surface spraying Spray or spray paint. The surface should be cleaned before spraying, and the steel plate antenna should be painted with anti-rust primer (film). 4.2.3.2 Reflective surface thickness The thickness of the reflective surface is as follows. a) Thickness of the reflective surface of the steel plate. 1) The antenna diameter D >3m should be not less than 0.75mm (nominal value); 2) The antenna diameter D≤0.6m should be no less than 0.55mm (nominal value). b) Aluminum plate reflective surface thickness. 1) The antenna diameter D< 0.6m should be not less than 1.0mm (nominal value); 2) The antenna diameter 0.6m ≤ D ≤ 3m should be not less than 1.2mm (nominal value); 3) The antenna diameter D >3m should be no less than 1.5mm (nominal value). c) The thickness of the cast aluminum reflecting surface shall not be less than 2 mm (nominal value). 4.2.3.3 Surface accuracy root mean square error σ ≤ 0.5 mm (test point distance is 100 mm ~ 150 mm). 4.2.3.4 Focus adjustment range In order to ensure the best focal length ratio after the antenna is installed, the focal length adjustment range should be no less than 15mm. 4.2.4 Security The antenna should have lightning protection measures. The handling and installation process should not cause harm to the human body. 4.2.5 Appearance and logo It should be neat, burr-free, free of rust, dents, scratches, cracks, and deformation. The surface coating does not blister, crack, or fall off. The logo is clear and correct. 4.2.6 Service life The service life is not less than 7 years (since the date of installation). 4.2.7 Environmental adaptability FRP (including non-metallic materials) reflector antenna environment adaptability requirements according to Table 7 low temperature storage, high temperature storage. After the test Does not break, the surface should not blister, no deformation. 4.2.8 Product Specification The main parameters such as the focal length ratio of the antenna and the illumination angle of the adapted feed (including the integrated outdoor unit) should be given in the manual. Especially for Ann The safety during loading and handling should be clearly defined. 4.2.9 Electrical performance Electrical performance requirements are shown in Table 4. Table 4 Antenna electrical performance requirements Serial number project unit Antenna aperture Performance parameter description 1 receiving frequency band GHz - 11.7~12.2 Expandable to 10.7~ 12.75 2 Board material - - Steel plate, FRP, mesh aluminum plate - 3 Feed position - - Front feed forward bias front feed forward bias - 4 gain (G0) dBi 0.3 ≥29.1 ≥29.5 ≥29.3 ≥29.6 0.45 ≥32.6 ≥33.0 ≥32.8 ≥33.1 0.6 ≥35.1 ≥35.5 ≥35.3 ≥35.6 1.0 ≥39.6 ≥39.9 ≥39.8 ≥40.1 1.2 ≥41.2 ≥41.5 ≥41.3 ≥41.6 1.5 ≥43.1 ≥43.5 ≥43.3 ≥43.6 1.8 ≥44.7 ≥45.0 ≥44.9 ≥45.2 2.0 ≥45.6 ≥46.0 ≥45.8 ≥46.1 2.4 ≥47.2 ≥47.5 ≥47.4 ≥47.7 3.0 ≥49.3 - ≥49.5 - 3.7 ≥51.1 - ≥51.3 - 4.0 ≥51.8 - ≥52.0 - 4.5 ≥53.0 - ≥53.2 - 5.0 ≥53.9 - ≥54.1 - 6.0 ≥55.5 - ≥55.3 - 7.5 ≥57.4 - ≥57.6 - G≥G0 20lg(f/11.95) f unit is GHz Table 4 (continued) Serial number project unit Antenna aperture Performance parameter description 5 Efficiency (η) % 0.3, 0.45, 0.6 1.0, 1.2, 1.5 1.8, 2.0, 2.4 ≥58 ≥63 ≥60 ≥65 3.0, 3.7, 4.0 ≥ 61 - ≥ 63 - 4.5, 5.0 6.0, 7.5 ≥63 - ≥65 - 6 circular polarization voltage axis ratio - - ≤ 1.35 - 7 noise temperature K - ≤ 55 Suitable for split outdoor units, Return to the field to put the entrance; Elevation angle 20°, sunny, breeze 8 Standing wave coefficient - - ≤1.3 - Linear polarization cross polarization Identification rate dB - ≥23 Linear polarization, positive feedback is falling 1dB point, offset to axial 10 First sidelobe level dB - ≤-14 ≤-22 ≤-14 ≤-22 - 11 wide-angle sidelobe envelope dBi - The sidelobe peak 90% should not exceed the envelope, 10% should not exceed 3dB, the envelope formula. When D/λ≤100, 52-10lg(D/λ)-25lgθ[(100λ/D)°< θ< 20°] When D/λ>100, 32-25lgθ (1°< θ< 20°) 12 antenna adjustment range - 0.3~2.4 elevation angle. 5°~85°, orientation. 0°~360° 3.0~5.0 elevation angle. 5°~90°, orientation. ±90° 6.0~7.5 elevation angle. 5°~90°, orientation. ±70° Circular polarization cross polarization Identification rate dB - ≥20 - 4.3 Outdoor unit requirements 4.3.1 Normal working conditions Temperature. -25 ° C ~ 55 ° C (low end can be extended to -35 ° C). Relative humidity. 5%~95%. Atmospheric pressure. 86kPa~106kPa. 4.3.2 Connection method Input port. FD-120 flange (separate). Output port. FL10-75ZY. 4.3.3 Power supply mode Voltage. 12V~20V (DC). Polarization conversion voltage. 13V ± 1V (vertical/right-handed), 18V ± 2V (horizontal/left-handed). Supply current. ≤300mA. 4.3.4 Irradiation angle The integrated outdoor unit product specification should give the illumination angle value. The required values are shown in Table 5. Table 5 Relationship between focal length ratio and feed illumination angle (-10dB) No. Feed mode focal length ratio (F/D) illumination angle/(°)

1 front feedforward

0.35 71.1±2 0.375 67.4±2 0.40 64.0±2 0.42 61.5±2

2 offset

0.60 77.5±2 0.65 73.2±2 0.70 69.3±2 0.75 65.8±2 0.80 62.5±2 0.85 59.9±2 0.90 56.9±2 4.3.5 Appearance and logo There should be no obvious cracking, deformation, scratching, paint stripping, rust and other defects. The screws should be firmly fixed and not loose. The markings are clear, correct and preventive. Rain measures. 4.3.6 Electrical performance requirements The outdoor unit electrical performance requirements are shown in Table 6. Table 6 Outdoor unit electrical performance requirements Serial number project unit Performance parameter Split integration Description 1 Operating frequency band GHz 11.7~12.2 can be extended to 10.7~12.75 2 amplitude/frequency characteristics dB ± 3.5 ± 5 500MHz in-band In-band arbitrary receiving band (36MHz) gain fluctuation dB ±0.5 ±2 - 4 power gain dB ≥ 55 ≥ 55 - 5 Noise temperature K ≤70 ≤75 20°C~25°C 6 a local oscillator frequency tolerance MHz ± 2 ± 2 - 7 Input saturation level dBm ≥-55 ≥-58 1dB compression point 8 image interference suppression ratio dB ≥ 40 ≥ 35 - 9 gain stability dB/h ≤ 0.35 ≤ 0.35 - 10 phase noise dBc/H ≤-60 (1kHz) ≤-85 (10kHz) ≤-56 (1kHz) ≤-78 (10kHz) Table 6 (continued) Serial number project unit Performance parameter Split integration Description 11 Multi-carrier intermodulation dB ≥40 ≥40 F1-f2=4MHz Level. -70dBm 12 Feed illumination angle - - See Table 5 - 13 Input port return loss dB ≥7 - - Linear polarization cross polarization Identification rate dB - ≥23 - 15 circular polarization voltage axis ratio - - ≤ 1.35 - 16 output frequency range MHz 950~1450 950~1450 can be extended to 950~2150 Circular polarization cross polarization Identification rate dB - ≥20 - The C/Ku band integrated products should meet the integration requirements of C-band and Ku-band simultaneously. The double local oscillator outdoor unit should meet the requirements at two local oscillator frequencies. If there is no special requirement, the local oscillator frequency is recommended to be 9.75GHz and 10.6GHz. 4.3.7 Electromagnetic compatibility A local leakage level. ≤ -40dBm (integrated); ≤ -45dBm (separate). 4.3.8 Environmental adaptability Environmental adaptability requirements are shown in Table 7. Table 7 Environmental Adaptability Requirements Serial number test project outdoor unit indoor unit glass steel antenna (including non-metal)

1 low temperature storage

Temperature. -40 °C ± 3 °C Time. 8h Temperature. -40 °C ± 3 °C Time. 8h Temperature. -40 °C ± 3 °C Time. 8h

2 low temperature work

Temperature. -25 °C ± 3 °C Time. 2h Temperature. 5 °C ± 3 °C Time. 4h

3 high temperature work

Temperature. 55 °C ± 3 °C Time. 2h Temperature. 40 ° C ± 3 ° C Time. 4h

4 high temperature storage

Temperature. 60 ° C ± 3 ° C Time. 8h Temperature. 60 ° C ± 3 ° C Time. 8h Temperature. 60 ° C ± 3 ° C Time. 8h

5 damp heat test

Temperature. 40 ° C ± 3 ° C Relative humidity. 90%~95% Time. 48h Vibration test (three directions) Frequency. 10Hz~30Hz~10Hz, single amplitude 0.55mm 30Hz~50Hz~30Hz, single amplitude 0.10mm Sc...

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