频率范围为87.5～108.0 MHz的VHF/FM声音广播用无线电数据系统(RDS)的规范 Specification of the radio data system (RDS) for VHF/FM sound broadcasting in the frequency range from 87,5 to 108,0 MHz 被代替 2015-04 标准号 IEC 62106:2009
您好亲亲，VHF是Very High Frequency的缩写，常用于无线电通讯中。在测试VHF信号质量时，通常需要进行以下步骤：1.检查天线：VHF信号测试的第一步是确保天线连接正确，并且没有任何损伤或松动。需要检查天线和连接器是否干净，并且没有任何锈蚀或损坏。2.设置测试设备：测试VHF信号需要使用专用的测试设备，例...
无线电数据系统(RDS). 频率范围为64.0～108.0 MHz的VHF/FM声音广播. 第3部分: 开放数据应用(ODAS)的使用和注册 Radio data system (RDS) - VHF/FM sound broadcasting in the frequency range from 64,0 MHz to 108,0 MHz - Part 3: Usage and registration of Open Data Applications (ODAs) ...
Specification of the Radio Data System (RDS) for VHF/FM sound broadcasting in the frequency range from 87,5 MHz to 108,0 MHzdoi:IEC 62106:2009IEC 62106:2009(E)描述了无线电数据系统RDS,用于87.5 MHz至108.0 MHz范围内的VHF/FM声音广播,该系统可携带立体声(导频音系统)或单音节目.无线电数据系统(...
Frequency Range (MHz) 170-240/470-862Input Impendence (Ω) 75V.S.W.R ≤1.5Gain (dBi) 25Consumption Electric 20maSupply Voltage 5VMechanical SpecificationsAntenna Length (mm) 330Antenna Width (mm) 300Cable (mm) 3000Connect Type F malePower Connector USBMounting PasteRadome Color BlackWeight (...
dsc frequencych 70 calling sensitivitysymbol error rate 10-2, input -3 dbµv watch keepingcontinuous watch on ch 70 本产品的品牌是FURUNO,型号是FM-8500,类型是VHFDSC,新旧程度是8成新,设备所在地是上海,设备生产产地是日本,产品数量是10
Frequency Range: HF/VHF/UHF Storage Channel 200 Power up to 100 Certificate FCC/CE / RoHS Color Black Warranty 12 months Packaging and delivery Packaging Details Battery,Antenna,Battery Charger & Adapter,Belt Clip,Sling,User Manual Port
Frequency Range VHF: 136-174MHz / UHF: 400-470MHz Channel Capacity 16 Operating Voltage 7.5V DC (±20%) Battery Capacity 1800mAh(Li-ion) Operating Temperature -20ºC 10to +60ºC Weight 253G(Including Battery Pack) Power Output
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Working Frequency Range VHF/UHF Call Type Mixed Display Without Display Type Handheld Signal Type Analogue Transport Package Box Trademark Luiton Origin Quanzhou, China Production Capacity 20, 000 PCS//Month Product Description vhf uhf transceiver LT-25W fm tra...