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dB衰减范围，支持以太网和RS-232远程控制。",{"createBy":4,"createTime":4,"updateBy":4,"updateTime":4,"remark":4,"scope":4,"id":7,"siteId":4,"slug":9,"name":10,"country":4,"images":4,"files":4,"subtitle":4,"description":4,"status":4,"isHot":4,"sort":4,"seoTitle":4,"seoDescription":4,"seoKeywords":4},{"createBy":4,"createTime":4,"updateBy":4,"updateTime":4,"remark":4,"scope":4,"id":188,"siteId":4,"parentId":4,"ancestors":4,"slug":199,"name":200,"images":4,"files":4,"subtitle":4,"isHot":4,"status":4,"sort":4,"seoTitle":4,"seoDescription":4,"seoKeywords":4},{"createBy":4,"createTime":215,"updateBy":4,"updateTime":215,"remark":4,"scope":4,"id":216,"siteId":8,"sourceId":217,"categoryId":188,"brandId":7,"slug":218,"name":219,"code":4,"model":220,"subtitle":221,"description":222,"images":223,"files":4,"attributes":4,"price":4,"currency":4,"isHot":4,"status":11,"sort":11,"seoTitle":224,"seoDescription":225,"seoKeywords":4,"brand":226,"category":227},"2026-05-28 19:24:19",153539,3751,"153539","JFW 50PMA-092 9端口收发信机测试系统","50PMA-092","JFW 50PMA-092是一款工作频率覆盖30-3000 MHz的9端口全互连收发信机测试系统，采用19英寸机架式机箱，具备36条独立可控衰减路径，支持以太网和RS-232远程控制，适用于无线电对无线电通信的静态与动态环境模拟测试。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>JFW 50PMA-092是一款9端口收发信机测试系统，工作频率范围为\u003Cstrong>30 MHz至3000 MHz\u003C\u002Fstrong>，安装于19英寸机架式机箱中。该系统采用全互连网状拓扑结构（full mesh fan-out），在9个端口之间共形成\u003Cstrong>36条独立路径\u003C\u002Fstrong>，每对端口之间均有一条专用通路。每条路径均配备独立控制的可编程步进衰减器，衰减范围为\u003Cstrong>0至95 dB\u003C\u002Fstrong>，步进精度为\u003Cstrong>1 dB\u003C\u002Fstrong>。用户可通过RAP（Read All 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dB可调，支持以太网与RS-232远程控制，19英寸机架式安装，适用于无线电通信环境模拟测试。",{"createBy":4,"createTime":4,"updateBy":4,"updateTime":4,"remark":4,"scope":4,"id":7,"siteId":4,"slug":9,"name":10,"country":4,"images":4,"files":4,"subtitle":4,"description":4,"status":4,"isHot":4,"sort":4,"seoTitle":4,"seoDescription":4,"seoKeywords":4},{"createBy":4,"createTime":4,"updateBy":4,"updateTime":4,"remark":4,"scope":4,"id":188,"siteId":4,"parentId":4,"ancestors":4,"slug":199,"name":200,"images":4,"files":4,"subtitle":4,"isHot":4,"status":4,"sort":4,"seoTitle":4,"seoDescription":4,"seoKeywords":4},{"createBy":4,"createTime":229,"updateBy":4,"updateTime":229,"remark":4,"scope":4,"id":230,"siteId":8,"sourceId":231,"categoryId":188,"brandId":7,"slug":232,"name":233,"code":4,"model":234,"subtitle":235,"description":236,"images":237,"files":4,"attributes":4,"price":4,"currency":4,"isHot":4,"status":11,"sort":11,"seoTitle":238,"seoDescription":239,"seoKeywords":4,"brand":240,"category":241},"2026-05-28 19:23:51",153538,3750,"153538","JFW 50PMA-098 五端口收发信机测试系统","50PMA-098","JFW 50PMA-098 是一款工作频率为2-6 GHz的五端口收发信机测试系统，采用19英寸机架式设计，具备全网状扇出拓扑结构，提供10条独立可控的可编程衰减路径，支持以太网和RS-232远程控制。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>JFW 50PMA-098 是一款工作频率为2-6 GHz的五端口收发信机测试系统，安装于\u003Cstrong>19英寸\u003C\u002Fstrong>机架式机箱中。该系统采用全网状扇出拓扑结构，每对端口之间均存在一条独立路径。五端口网状结构共包含\u003Cstrong>10条路径\u003C\u002Fstrong>，每条路径配备独立可控的可编程衰减器，衰减范围为\u003Cstrong>0-95 dB\u003C\u002Fstrong>，步进为\u003Cstrong>1 dB\u003C\u002Fstrong>。通过RAP（读取所有路径）命令可查询所有衰减器的当前设置，系统将返回全部10条路径的衰减值列表。\u003C\u002Fp>\u003Ch3>主要技术参数\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>阻抗：\u003C\u002Fstrong>50 Ohms\u003C\u002Fli>\u003Cli>\u003Cstrong>端口配置：\u003C\u002Fstrong>5端口，全网状扇出\u003C\u002Fli>\u003Cli>\u003Cstrong>总衰减量：\u003C\u002Fstrong>95 dB\u003C\u002Fli>\u003Cli>\u003Cstrong>衰减步进：\u003C\u002Fstrong>1 dB\u003C\u002Fli>\u003Cli>\u003Cstrong>起始频率：\u003C\u002Fstrong>2000 MHz\u003C\u002Fli>\u003Cli>\u003Cstrong>截止频率：\u003C\u002Fstrong>6 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50PMA-098 五端口收发信机测试系统 2-6 GHz","JFW Industries 50PMA-098 五端口收发信机测试系统，频率范围2-6 GHz，全网状扇出拓扑结构，10条独立衰减路径，支持以太网和RS-232远程控制，19英寸机架式设计。",{"createBy":4,"createTime":4,"updateBy":4,"updateTime":4,"remark":4,"scope":4,"id":7,"siteId":4,"slug":9,"name":10,"country":4,"images":4,"files":4,"subtitle":4,"description":4,"status":4,"isHot":4,"sort":4,"seoTitle":4,"seoDescription":4,"seoKeywords":4},{"createBy":4,"createTime":4,"updateBy":4,"updateTime":4,"remark":4,"scope":4,"id":188,"siteId":4,"parentId":4,"ancestors":4,"slug":199,"name":200,"images":4,"files":4,"subtitle":4,"isHot":4,"status":4,"sort":4,"seoTitle":4,"seoDescription":4,"seoKeywords":4},{"createBy":4,"createTime":243,"updateBy":4,"updateTime":243,"remark":4,"scope":4,"id":244,"siteId":8,"sourceId":245,"categoryId":188,"brandId":7,"slug":246,"name":247,"code":4,"model":248,"subtitle":249,"description":250,"images":251,"files":4,"attributes":4,"price":4,"currency":4,"isHot":4,"status":11,"sort":11,"seoTitle":252,"seoDescription":253,"seoKeywords":4,"brand":254,"category":255},"2026-05-28 19:23:11",153537,3749,"153537","JFW Industries 50PMA-106 4端口收发信机测试系统","50PMA-106","JFW 50PMA-106是一款工作频率为2-6 GHz的4端口收发信机测试系统，采用19英寸机架式机箱，具备全网状扇出配置，每条路径均配备独立可编程步进衰减器，衰减范围0-95 dB，步进1 dB，支持以太网和RS-232远程控制。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>JFW 50PMA-106是一款4端口收发信机测试系统，工作频率覆盖2000-6000 MHz，采用19英寸机架式机箱封装。该系统采用全网状扇出（Full Mesh Fan-Out）配置，任意两个端口之间均存在独立信号路径。4端口网状结构共包含6条路径，每条路径均配备独立可控的可编程步进衰减器，衰减范围为0-95 dB，步进精度为1 dB。通过RAP（Read All Paths）命令可一次性查询所有6条路径的衰减值设置。\u003C\u002Fp>\u003Ch3>主要技术参数\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>阻抗：\u003C\u002Fstrong>50 Ohm\u003C\u002Fli>\u003Cli>\u003Cstrong>端口配置：\u003C\u002Fstrong>4端口全网状扇出\u003C\u002Fli>\u003Cli>\u003Cstrong>频率范围：\u003C\u002Fstrong>2-6 GHz（2000-6000 MHz）\u003C\u002Fli>\u003Cli>\u003Cstrong>总衰减范围：\u003C\u002Fstrong>0-95 dB\u003C\u002Fli>\u003Cli>\u003Cstrong>衰减步进：\u003C\u002Fstrong>1 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dB步进，支持以太网和RS-232远程控制，19英寸机架式设计。",{"createBy":4,"createTime":4,"updateBy":4,"updateTime":4,"remark":4,"scope":4,"id":7,"siteId":4,"slug":9,"name":10,"country":4,"images":4,"files":4,"subtitle":4,"description":4,"status":4,"isHot":4,"sort":4,"seoTitle":4,"seoDescription":4,"seoKeywords":4},{"createBy":4,"createTime":4,"updateBy":4,"updateTime":4,"remark":4,"scope":4,"id":188,"siteId":4,"parentId":4,"ancestors":4,"slug":199,"name":200,"images":4,"files":4,"subtitle":4,"isHot":4,"status":4,"sort":4,"seoTitle":4,"seoDescription":4,"seoKeywords":4},{"createBy":4,"createTime":257,"updateBy":4,"updateTime":258,"remark":4,"scope":4,"id":259,"siteId":8,"sourceId":260,"categoryId":188,"brandId":7,"slug":261,"name":262,"code":4,"model":263,"subtitle":264,"description":265,"images":266,"files":4,"attributes":4,"price":4,"currency":4,"isHot":4,"status":11,"sort":11,"seoTitle":262,"seoDescription":264,"seoKeywords":4,"brand":267,"category":268},"2026-05-28 19:22:35","2026-05-28 19:22:34",153536,3748,"153536","JFW Industries 50PMA-114 5端口收发信机测试系统 30-3000 MHz","50PMA-114","JFW 50PMA-114是一款5端口收发信机测试系统，工作频率范围30-3000 MHz，采用全网格扇出配置，提供10条独立可编程衰减路径，支持以太网和RS-232远程控制，适用于无线电通信测试。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>JFW 50PMA-114是一款5端口收发信机测试系统，工作频率覆盖30至3000 MHz，采用19英寸机架式安装外壳。该系统具有全网格扇出配置，任意两个端口之间均存在独立信号路径。5端口网格共包含\u003Cstrong>10条路径\u003C\u002Fstrong>，每条路径均配备独立控制的可编程衰减器，衰减范围为\u003Cstrong>0-95 dB\u003C\u002Fstrong>，步进精度为\u003Cstrong>1 dB\u003C\u002Fstrong>。用户可通过RAP（读取所有路径）命令一次性查询所有10条路径的当前衰减值设置。\u003C\u002Fp>\u003Ch3>无线电对无线电测试\u003C\u002Fh3>\u003Cp>全网格扇出收发信机测试系统可用于模拟静态或动态环境，进行无线电对无线电通信测试。所有无线电之间的路径均配备独立控制的步进衰减器，信号电平可在衰减器的全范围内上调或下调。衰减器可通过设置衰减器远程命令设定为静态值，也可通过渐变衰减器远程命令在指定时间间隔内实现信号渐变。\u003C\u002Fp>\u003Ch3>默认设置\u003C\u002Fh3>\u003Cp>配备以太网\u002FRS-232远程控制功能的收发信机测试系统出厂时网络接口默认设置为\u003Cstrong>DHCP模式\u003C\u002Fstrong>，串口波特率默认设置为\u003Cstrong>57600\u003C\u002Fstrong>。这些设置可通过前面板键盘手动更改，也可使用NET或SERIAL远程命令进行远程修改。前面板显示屏可实时显示网络模式、IP地址和波特率的当前设置。\u003C\u002Fp>\u003Ch3>远程衰减器控制\u003C\u002Fh3>\u003Cp>该收发信机测试系统支持通过\u003Cstrong>以太网\u003C\u002Fstrong>或\u003Cstrong>RS-232串口\u003C\u002Fstrong>进行远程控制。网络设置可通过键盘手动更改或使用NET远程命令修改，网络接口可设置为DHCP模式或固定地址模式。RS-232连接使用交叉型串口电缆，支持最高\u003Cstrong>155200波特率\u003C\u002Fstrong>，波特率可通过键盘手动更改或使用SERIAL远程命令修改。\u003C\u002Fp>\u003Ch3>远程命令集\u003C\u002Fh3>\u003Cp>最新一代固件的firmware 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19:21:59","2026-05-28 19:21:58",153535,3747,"153535","JFW Industries 50PMA-151 8端口收发信机测试系统 2-8 GHz","50PMA-151","JFW 50PMA-151是一款8端口收发信机测试系统，工作频率覆盖2 GHz至8 GHz，采用全网状扇出拓扑结构，提供28条独立可控衰减路径，支持以太网和RS-232远程控制，适用于无线电对无线电通信的静态与动态环境仿真测试。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>JFW Industries 50PMA-151 是一款8端口收发信机测试系统，工作频率范围为 \u003Cstrong>2 GHz 至 8 GHz\u003C\u002Fstrong>，安装于标准的 \u003Cstrong>19英寸机架式机箱\u003C\u002Fstrong> 中。该系统采用全网状扇出（full mesh fan-out）拓扑结构，任意两个端口之间均存在一条独立通路。8端口网状结构共包含 \u003Cstrong>28条路径\u003C\u002Fstrong>，每条路径均配备独立可控的可编程衰减器。\u003C\u002Fp>\u003Ch3>核心参数\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>阻抗：\u003C\u002Fstrong>50 Ohms\u003C\u002Fli>\u003Cli>\u003Cstrong>端口配置：\u003C\u002Fstrong>8端口，全网状扇出拓扑\u003C\u002Fli>\u003Cli>\u003Cstrong>路径数量：\u003C\u002Fstrong>28条独立路径\u003C\u002Fli>\u003Cli>\u003Cstrong>衰减范围：\u003C\u002Fstrong>0-63 dB\u003C\u002Fli>\u003Cli>\u003Cstrong>衰减步进：\u003C\u002Fstrong>1 dB\u003C\u002Fli>\u003Cli>\u003Cstrong>频率范围：\u003C\u002Fstrong>2 GHz 至 8 GHz\u003C\u002Fli>\u003Cli>\u003Cstrong>手动控制：\u003C\u002Fstrong>显示屏与按键面板\u003C\u002Fli>\u003Cli>\u003Cstrong>远程控制：\u003C\u002Fstrong>以太网（Ethernet）、RS-232\u003C\u002Fli>\u003Cli>\u003Cstrong>机箱类型：\u003C\u002Fstrong>19英寸机架式\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>无线电对无线电测试\u003C\u002Fh3>\u003Cp>全网状扇出收发信机测试系统可用于模拟无线电对无线电通信中的\u003Cstrong>静态或动态环境\u003C\u002Fstrong>。所有无线电设备之间的路径均拥有独立可控的步进衰减器，信号电平可在衰减器的完整范围内进行上调或下调调节。衰减器可通过远程指令设置为静态值，也可通过衰减渐变（fade）远程指令在指定时间间隔内实现信号渐变效果。系统支持 \u003Cstrong>RAP（读取所有路径）\u003C\u002Fstrong> 指令，可一次性查询全部28条路径的衰减设置。\u003C\u002Fp>\u003Ch3>远程衰减器控制\u003C\u002Fh3>\u003Cp>该收发信机测试系统支持通过\u003Cstrong>以太网连接\u003C\u002Fstrong>或\u003Cstrong>串口连接（RS-232）\u003C\u002Fstrong>进行远程控制。网络设置可通过面板按键手动修改，也可通过NET远程指令进行配置。网络接口支持 \u003Cstrong>DHCP模式\u003C\u002Fstrong> 或 \u003Cstrong>固定地址模式\u003C\u002Fstrong>。RS-232连接采用交叉（null modem）型串口线缆，波特率最高可达 \u003Cstrong>155200 baud\u003C\u002Fstrong>，可通过面板按键手动设置或通过SERIAL远程指令修改。\u003C\u002Fp>","[{\"name\":\"50PMA-151-transceiver-test-system-full-fan-out-front-view.jpg\",\"preview\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002Ffffe2046-138f-4805-a006-b9be1ce868d2.jpg\",\"size\":25056,\"thumbnail\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002Ffffe2046-138f-4805-a006-b9be1ce868d2.jpg\",\"url\":\"image\u002F2026\u002F05\u002F28\u002Ffffe2046-138f-4805-a006-b9be1ce868d2.jpg\"}]","JFW Industries 50PMA-151 8端口收发信机测试系统 2-8 GHz 全网状扇出衰减器","JFW Industries 50PMA-151 8端口收发信机测试系统，频率2-8 GHz，50 Ohms阻抗，28条全网状路径，0-63 dB衰减范围，1 dB步进，支持以太网和RS-232远程控制，适用于无线电通信仿真测试。",{"createBy":4,"createTime":4,"updateBy":4,"updateTime":4,"remark":4,"scope":4,"id":7,"siteId":4,"slug":9,"name":10,"country":4,"images":4,"files":4,"subtitle":4,"description":4,"status":4,"isHot":4,"sort":4,"seoTitle":4,"seoDescription":4,"seoKeywords":4},{"createBy":4,"createTime":4,"updateBy":4,"updateTime":4,"remark":4,"scope":4,"id":188,"siteId":4,"parentId":4,"ancestors":4,"slug":199,"name":200,"images":4,"files":4,"subtitle":4,"isHot":4,"status":4,"sort":4,"seoTitle":4,"seoDescription":4,"seoKeywords":4},{"createBy":4,"createTime":285,"updateBy":4,"updateTime":285,"remark":4,"scope":4,"id":286,"siteId":8,"sourceId":287,"categoryId":188,"brandId":7,"slug":288,"name":289,"code":4,"model":290,"subtitle":291,"description":292,"images":293,"files":4,"attributes":4,"price":4,"currency":4,"isHot":4,"status":11,"sort":11,"seoTitle":294,"seoDescription":295,"seoKeywords":4,"brand":296,"category":297},"2026-05-28 19:21:35",153534,3746,"153534","JFW Industries 50PMA-155 12端口收发信机测试系统","50PMA-155","JFW Industries 50PMA-155 是一款工作频率350-6000 MHz的12端口全网状扇出收发信机测试系统，配备66条独立可编程衰减路径，支持以太网和RS-232远程控制，采用19英寸机架式设计。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>JFW Industries 50PMA-155 是一款12端口收发信机测试系统，工作频率范围为\u003Cstrong>350-6000 MHz\u003C\u002Fstrong>，采用19英寸机架式机箱设计。该系统采用全网状扇出（full mesh fan-out）配置，在12个端口之间共有\u003Cstrong>66条路径\u003C\u002Fstrong>，每对端口之间均有独立通路。每条路径均配备独立可控的可编程衰减器，衰减范围为\u003Cstrong>0-95 dB\u003C\u002Fstrong>，步进为\u003Cstrong>1 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dB衰减范围，支持以太网和RS-232远程控制，适用于无线电通信测试。",{"createBy":4,"createTime":4,"updateBy":4,"updateTime":4,"remark":4,"scope":4,"id":7,"siteId":4,"slug":9,"name":10,"country":4,"images":4,"files":4,"subtitle":4,"description":4,"status":4,"isHot":4,"sort":4,"seoTitle":4,"seoDescription":4,"seoKeywords":4},{"createBy":4,"createTime":4,"updateBy":4,"updateTime":4,"remark":4,"scope":4,"id":188,"siteId":4,"parentId":4,"ancestors":4,"slug":199,"name":200,"images":4,"files":4,"subtitle":4,"isHot":4,"status":4,"sort":4,"seoTitle":4,"seoDescription":4,"seoKeywords":4},{"createBy":4,"createTime":342,"updateBy":4,"updateTime":343,"remark":4,"scope":4,"id":344,"siteId":8,"sourceId":345,"categoryId":188,"brandId":7,"slug":346,"name":347,"code":4,"model":348,"subtitle":349,"description":350,"images":351,"files":4,"attributes":4,"price":4,"currency":4,"isHot":4,"status":11,"sort":11,"seoTitle":347,"seoDescription":352,"seoKeywords":4,"brand":353,"category":354},"2026-05-28 19:19:20","2026-05-28 19:19:19",153530,3742,"153530","JFW Industries 50PMA-180 六端口收发信机测试系统 2-30 MHz","50PMA-180","JFW Industries 50PMA-180 是一款工作频率为 2-30 MHz 的六端口收发信机测试系统，采用全网状扇出配置，15 条独立通路均配备可编程衰减器，总衰减量达 95 dB，支持以太网和 RS-232 远程控制。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>50PMA-180 是一款六端口收发信机测试系统，工作频率范围为 2-30 MHz，采用 19 英寸机架式机箱设计。该系统采用全网状扇出（full mesh fan-out）配置，任意两个端口之间均存在独立通路。六端口网状结构共包含 15 条通路，每条通路均配备独立可控的可编程衰减器，衰减范围为 0-95 dB，步进为 1 dB。通过 RAP（读取所有通路）命令可一次性查询全部 15 条通路的衰减设置。\u003C\u002Fp>\u003Ch3>无线电对无线电测试\u003C\u002Fh3>\u003Cp>全网状扇出收发信机测试系统可用于模拟静态或动态环境，进行无线电对无线电通信测试。所有无线电信号之间的通路均配备独立可控的步进衰减器，信号电平可在衰减器的完整范围内上调或下调。衰减器可通过远程设置命令（set attenuator）设定为静态值，也可通过衰减渐变命令（fade attenuator）在指定时间间隔内实现信号渐变。\u003C\u002Fp>\u003Ch3>默认设置\u003C\u002Fh3>\u003Cp>配备以太网\u002FRS-232 远程控制功能的收发信机测试系统出厂时，网络接口默认设置为 DHCP 模式，串口波特率默认设置为 57600。这些参数可通过前面板按键手动修改，也可通过 NET 或 SERIAL 远程命令进行更改。前面板显示屏可实时显示当前网络模式、IP 地址和波特率设置。\u003C\u002Fp>\u003Ch3>远程衰减器控制\u003C\u002Fh3>\u003Cp>该收发信机测试系统支持通过以太网连接或串行连接（如 RS-232）进行远程控制。网络设置可通过前面板按键手动更改，也可使用 NET 远程命令进行修改。网络接口可设置为 DHCP 模式或固定地址模式。RS-232 连接使用交叉型（null modem）串口电缆，支持高达 155200 波特率。波特率可通过按键手动更改，也可使用 SERIAL 远程命令进行修改。\u003C\u002Fp>\u003Ch3>远程命令集\u003C\u002Fh3>\u003Cp>JFW 最新一代固件的固件手册可供下载查阅，手册中列出了所有远程命令及其语法和示例。固件采用简洁的 ASCII 格式远程命令。当连接到 JFW 测试系统并发送 HELP 命令时，系统将返回适用于该特定测试系统的所有远程命令列表。\u003C\u002Fp>\u003Ch3>技术规格\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>品牌：\u003C\u002Fstrong>JFW Industries\u003C\u002Fli>\u003Cli>\u003Cstrong>型号：\u003C\u002Fstrong>50PMA-180\u003C\u002Fli>\u003Cli>\u003Cstrong>阻抗：\u003C\u002Fstrong>50 Ohm\u003C\u002Fli>\u003Cli>\u003Cstrong>端口配置：\u003C\u002Fstrong>6 端口，全网状扇出\u003C\u002Fli>\u003Cli>\u003Cstrong>总衰减量：\u003C\u002Fstrong>95 dB\u003C\u002Fli>\u003Cli>\u003Cstrong>衰减步进：\u003C\u002Fstrong>1 dB\u003C\u002Fli>\u003Cli>\u003Cstrong>起始频率：\u003C\u002Fstrong>2 MHz\u003C\u002Fli>\u003Cli>\u003Cstrong>截止频率：\u003C\u002Fstrong>30 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英寸机架式设计。",{"createBy":4,"createTime":4,"updateBy":4,"updateTime":4,"remark":4,"scope":4,"id":7,"siteId":4,"slug":9,"name":10,"country":4,"images":4,"files":4,"subtitle":4,"description":4,"status":4,"isHot":4,"sort":4,"seoTitle":4,"seoDescription":4,"seoKeywords":4},{"createBy":4,"createTime":4,"updateBy":4,"updateTime":4,"remark":4,"scope":4,"id":188,"siteId":4,"parentId":4,"ancestors":4,"slug":199,"name":200,"images":4,"files":4,"subtitle":4,"isHot":4,"status":4,"sort":4,"seoTitle":4,"seoDescription":4,"seoKeywords":4},200,"查询成功"]