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固定无线链路设备及其辅助设备的电磁兼容性要求和测量方法
Electromagnetic compatibility requirement and measurement methods for fixed radio links and ancillary equipment
价格：￥0.00
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嵌入式超短波跳频抗干扰模块.通用要求
General requirements for built-in hop anti-jamming module of ultrashort waves
价格：￥0.00
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警用数字集群(PDT)通信系统 安全技术规范
Police digital trunking communication system.Security technical specifications
价格：￥39.00
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数字微波传输系统中所用设备的测量方法.第2部分：地面无线接力系统的测量.第8节：自适应均衡器
Measuring method of equipments used in digital microwave transmission system Part 2 Measurement of terrestrial radio-relay systems Section 8: Adaptive equalizer
价格：￥0.00
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数字微波传输系统中所用设备的测量方法.第2部分：地面无线接力系统的测量.第4节：发射机／接收机（含调制器／解调器）
Measuring method of equipments used in digital microwave transmission system Part 2 Measurement of terrestrial radio-relay systems Section 4: Transmitter/receiver (incl. modulator/demodulator
价格：￥0.00
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数字微波传输系统中所用设备的测量方法.第1部分：地面无线接力系统和卫星通信地球站通用的测量.第4节：传输性能
Measuring method of equipments used in digital microwave transmission system Part 1 General measurement of terrestrial radio-relay systems and satellite communication earth stations Section 4: Transmission performances
价格：￥0.00
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数字微波传输系统中所用设备的测量方法.第1部分：地面无线接力系统和卫星通信地球站通用的测量.第3节：传输特性
Measuring method of equipments used in digital microwave transmission system Part 1 General measurement of terrestrial radio-relay systems and satellite communication earth stations Section 3: Transmission characteristics
价格：￥0.00
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数字微波传输系统中所用设备的测量方法.第1部分：地面无线接力系统和卫星通信地球站通用的测量.第2节：基本特性
Measuring method of equipments used in digital microwave transmission system Part 1 General measurement of terrestrial radio-relay systems and satellite communication earth stations Section 2: Fundamental characteristics
价格：￥0.00
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4～11GHz 2×STM-1 SDH微波通信系统总技术要求
General technical specifications of 2xSTM -1 SDH microwave telecommunication system for 4~11 GHz
价格：￥0.00
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无线电短波通信工程施工及验收技术规范
Technical specifications for engineering construction and acceptance of radio short-wave communications
价格：￥0.00
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