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设置）。焊接馈通端子上的开路（或接地）将关闭该步进的衰减功能。\u003C\u002Fp>\u003Ch3>技术规格\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>类型：\u003C\u002Fstrong>继电器可编程衰减器\u003C\u002Fli>\u003Cli>\u003Cstrong>阻抗：\u003C\u002Fstrong>75 欧姆\u003C\u002Fli>\u003Cli>\u003Cstrong>总衰减量：\u003C\u002Fstrong>63.75 dB\u003C\u002Fli>\u003Cli>\u003Cstrong>衰减步进：\u003C\u002Fstrong>0.25 dB\u003C\u002Fli>\u003Cli>\u003Cstrong>频率范围：\u003C\u002Fstrong>DC - 1000 MHz\u003C\u002Fli>\u003Cli>\u003Cstrong>切换速度：\u003C\u002Fstrong>6 mS\u003C\u002Fli>\u003Cli>\u003Cstrong>射频输入功率：\u003C\u002Fstrong>0.5 Watts\u003C\u002Fli>\u003Cli>\u003Cstrong>控制电压：\u003C\u002Fstrong>+12 Vdc\u003C\u002Fli>\u003Cli>\u003Cstrong>射频连接器：\u003C\u002Fstrong>BNC、F、N、TNC\u003C\u002Fli>\u003C\u002Ful>","[{\"name\":\"75P-163-BNC-programmable-attenuator-75-Ohm-relay-63.75dB-attenuation-0.25dB-steps.jpg\",\"preview\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002F4fd7d998-ff51-490c-933a-471809ed97cb.jpg\",\"size\":51289,\"thumbnail\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002F4fd7d998-ff51-490c-933a-471809ed97cb.jpg\",\"url\":\"image\u002F2026\u002F05\u002F28\u002F4fd7d998-ff51-490c-933a-471809ed97cb.jpg\"}]","JFW Industries 75P-163 可编程继电器衰减器 DC-1000 MHz 0-63.75dB 75欧姆","JFW Industries 75P-163 可编程继电器衰减器，75欧姆阻抗，衰减范围0-63.75dB，步进0.25dB，频率DC-1000 MHz，+12Vdc控制，支持BNC\u002FF\u002FN\u002FTNC连接器，适用于射频信号衰减应用。",{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":66,"siteId":6,"slug":67,"name":68,"country":6,"images":6,"files":6,"subtitle":6,"description":6,"status":6,"isHot":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":188,"siteId":6,"parentId":6,"ancestors":6,"slug":199,"name":200,"images":6,"files":6,"subtitle":6,"isHot":6,"status":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":217,"updateBy":6,"updateTime":218,"remark":6,"scope":6,"id":219,"siteId":7,"sourceId":220,"categoryId":188,"brandId":66,"slug":221,"name":222,"code":6,"model":223,"subtitle":224,"description":225,"images":226,"files":6,"attributes":6,"price":6,"currency":6,"isHot":6,"status":13,"sort":13,"seoTitle":227,"seoDescription":228,"seoKeywords":6,"brand":229,"category":230},"2026-05-28 22:06:07","2026-05-28 22:06:06",153815,4027,"153815","JFW Industries 75P-180 可编程继电器衰减器","75P-180","JFW Industries 75P-180是一款75欧姆继电器可编程衰减器，衰减范围0至64.5dB，步进0.1dB，工作频率DC-1000 MHz，额定射频输入功率0.5W，采用TTL控制，提供BNC、F、N或TNC同轴射频连接器可选。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>JFW Industries 75P-180是一款75欧姆继电器可编程衰减器，衰减范围为0至64.5dB，步进精度为0.1dB。该器件工作频率覆盖DC至1000 MHz，额定射频输入功率为0.5W。此步进衰减器可选配75欧姆BNC、F、N或TNC同轴射频连接器。衰减器内置十个独立控制的衰减档位：0.1dB、0.2dB、0.4dB、0.8dB、1dB、2dB、4dB、8dB、16dB和32dB。\u003C\u002Fp>\u003Ch3>主要技术参数\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>型号：\u003C\u002Fstrong>75P-180\u003C\u002Fli>\u003Cli>\u003Cstrong>品牌：\u003C\u002Fstrong>JFW Industries\u003C\u002Fli>\u003Cli>\u003Cstrong>类型：\u003C\u002Fstrong>继电器可编程衰减器\u003C\u002Fli>\u003Cli>\u003Cstrong>阻抗：\u003C\u002Fstrong>75 Ohm\u003C\u002Fli>\u003Cli>\u003Cstrong>总衰减量：\u003C\u002Fstrong>64.5 dB\u003C\u002Fli>\u003Cli>\u003Cstrong>步进精度：\u003C\u002Fstrong>0.1 dB\u003C\u002Fli>\u003Cli>\u003Cstrong>频率范围：\u003C\u002Fstrong>DC-1000 MHz\u003C\u002Fli>\u003Cli>\u003Cstrong>切换速度：\u003C\u002Fstrong>10 mS\u003C\u002Fli>\u003Cli>\u003Cstrong>射频输入功率：\u003C\u002Fstrong>0.5 Watts\u003C\u002Fli>\u003Cli>\u003Cstrong>控制方式：\u003C\u002Fstrong>TTL\u003C\u002Fli>\u003Cli>\u003Cstrong>射频连接器：\u003C\u002Fstrong>BNC, F, N, 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75P-180可编程继电器衰减器，75欧姆阻抗，衰减范围0-64.5dB，步进0.1dB，频率DC-1000MHz，TTL控制，支持BNC、F、N、TNC射频连接器。",{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":66,"siteId":6,"slug":67,"name":68,"country":6,"images":6,"files":6,"subtitle":6,"description":6,"status":6,"isHot":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":188,"siteId":6,"parentId":6,"ancestors":6,"slug":199,"name":200,"images":6,"files":6,"subtitle":6,"isHot":6,"status":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":232,"updateBy":6,"updateTime":232,"remark":6,"scope":6,"id":233,"siteId":7,"sourceId":234,"categoryId":235,"brandId":66,"slug":236,"name":237,"code":6,"model":238,"subtitle":239,"description":240,"images":241,"files":6,"attributes":6,"price":6,"currency":6,"isHot":6,"status":13,"sort":13,"seoTitle":242,"seoDescription":243,"seoKeywords":6,"brand":244,"category":245},"2026-05-28 22:05:43",153814,4026,135,"153814","JFW 75P-186 可编程衰减器","75P-186","JFW 75P-186 是一款75欧姆继电器可编程衰减器，衰减范围0至31dB，步进1dB，工作频率DC-1000 MHz，额定射频输入功率0.5W，支持+12Vdc控制电压，适用于射频信号衰减与控制系统。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>JFW 75P-186 是一款75欧姆继电器可编程衰减器，衰减范围为0至31dB，步进精度为1dB。该器件工作频率覆盖DC至1000 MHz，额定射频输入功率为0.5W。这款步进衰减器可选配75欧姆BNC母头或F型母头同轴射频连接器。衰减器具有五个独立控制的衰减档位：\u003Cstrong>1dB、2dB、4dB、8dB和16dB\u003C\u002Fstrong>。\u003C\u002Fp>\u003Ch3>控制方式\u003C\u002Fh3>\u003Cp>\u003Cstrong>+12Vdc控制\u003C\u002Fstrong>\u003C\u002Fp>\u003Cp>每个衰减档位对应一个焊接馈通端口，用于施加控制电压。向焊接馈通端口施加\u003Cstrong>+12Vdc\u003C\u002Fstrong>电压即可开启对应档位的衰减功能。内部继电器采用故障安全设计，默认处于直通状态（即0dB状态）。焊接馈通端口处于开路（或接地）状态时，对应档位的衰减功能关闭。可同时激活多个档位以设置组合衰减值。例如：\u003C\u002Fp>\u003Cul>\u003Cli>设置\u003Cstrong>7dB\u003C\u002Fstrong>衰减时，需同时激活1dB、2dB和4dB控制线。\u003C\u002Fli>\u003Cli>设置\u003Cstrong>24dB\u003C\u002Fstrong>衰减时，需同时激活8dB和16dB控制线。\u003C\u002Fli>\u003Cli>设置插入损耗状态（即\u003Cstrong>0dB\u003C\u002Fstrong>状态）时，所有控制线必须关闭（即接地或开路）。\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>主要技术参数\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>型号：\u003C\u002Fstrong>75P-186\u003C\u002Fli>\u003Cli>\u003Cstrong>类型：\u003C\u002Fstrong>继电器可编程衰减器\u003C\u002Fli>\u003Cli>\u003Cstrong>阻抗：\u003C\u002Fstrong>75 Ohm\u003C\u002Fli>\u003Cli>\u003Cstrong>总衰减范围：\u003C\u002Fstrong>0-31 dB\u003C\u002Fli>\u003Cli>\u003Cstrong>衰减步进：\u003C\u002Fstrong>1 dB\u003C\u002Fli>\u003Cli>\u003Cstrong>频率范围：\u003C\u002Fstrong>DC-1000 MHz\u003C\u002Fli>\u003Cli>\u003Cstrong>切换速度：\u003C\u002Fstrong>6 mS\u003C\u002Fli>\u003Cli>\u003Cstrong>射频输入功率：\u003C\u002Fstrong>0.5 Watts\u003C\u002Fli>\u003Cli>\u003Cstrong>控制电压：\u003C\u002Fstrong>+12 Vdc\u003C\u002Fli>\u003Cli>\u003Cstrong>射频连接器：\u003C\u002Fstrong>BNC、F型\u003C\u002Fli>\u003C\u002Ful>","[{\"name\":\"75P-186-F-programmable-attenuator-75-Ohm-relay-31dB-attenuation-1dB-steps.jpg\",\"preview\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002F865948d1-ddf6-40d8-b455-bf2a29a58d0e.jpg\",\"size\":54067,\"thumbnail\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002F865948d1-ddf6-40d8-b455-bf2a29a58d0e.jpg\",\"url\":\"image\u002F2026\u002F05\u002F28\u002F865948d1-ddf6-40d8-b455-bf2a29a58d0e.jpg\"}]","JFW 75P-186 可编程衰减器 DC-1000MHz 0-31dB","JFW 75P-186 75欧姆继电器可编程衰减器，频率DC-1000 MHz，衰减范围0-31dB，步进1dB，+12Vdc控制，切换速度6ms，支持BNC和F型连接器。",{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":66,"siteId":6,"slug":67,"name":68,"country":6,"images":6,"files":6,"subtitle":6,"description":6,"status":6,"isHot":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":235,"siteId":6,"parentId":6,"ancestors":6,"slug":246,"name":247,"images":6,"files":6,"subtitle":6,"isHot":6,"status":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},"135","通用设备配件",{"createBy":6,"createTime":249,"updateBy":6,"updateTime":249,"remark":6,"scope":6,"id":250,"siteId":7,"sourceId":251,"categoryId":188,"brandId":66,"slug":252,"name":253,"code":6,"model":254,"subtitle":255,"description":256,"images":257,"files":6,"attributes":6,"price":6,"currency":6,"isHot":6,"status":13,"sort":13,"seoTitle":258,"seoDescription":259,"seoKeywords":6,"brand":260,"category":261},"2026-05-28 22:05:10",153813,4025,"153813","JFW Industries 75P-198 可编程继电器衰减器","75P-198","JFW 75P-198是一款75欧姆继电器可编程衰减器，衰减范围0至31dB，步进1dB，工作频率DC-1218 MHz，额定射频输入功率0.5W，支持BNC、F、N、TNC连接器，采用+12Vdc控制电压。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>JFW Industries 75P-198是一款75欧姆继电器可编程衰减器，衰减范围为0至31dB，步进精度1dB。该器件工作频率覆盖DC至1218 MHz，额定射频输入功率为0.5W。此步进衰减器提供75欧姆BNC、F、N或TNC同轴射频连接器可选。衰减器内置五个独立控制的衰减档位：1dB、2dB、4dB、8dB和16dB。\u003C\u002Fp>\u003Ch3>技术规格\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>型号：\u003C\u002Fstrong>75P-198\u003C\u002Fli>\u003Cli>\u003Cstrong>类型：\u003C\u002Fstrong>继电器可编程衰减器\u003C\u002Fli>\u003Cli>\u003Cstrong>阻抗：\u003C\u002Fstrong>75 Ohm\u003C\u002Fli>\u003Cli>\u003Cstrong>总衰减量：\u003C\u002Fstrong>31 dB\u003C\u002Fli>\u003Cli>\u003Cstrong>步进：\u003C\u002Fstrong>1 dB\u003C\u002Fli>\u003Cli>\u003Cstrong>频率范围：\u003C\u002Fstrong>DC-1218 MHz\u003C\u002Fli>\u003Cli>\u003Cstrong>切换速度：\u003C\u002Fstrong>6 mS\u003C\u002Fli>\u003Cli>\u003Cstrong>射频输入功率：\u003C\u002Fstrong>0.5 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22:04:50","2026-05-28 22:04:49",153812,4024,"153812","JFW 75P-199 可编程继电器衰减器 DC-2150MHz","75P-199","JFW Industries 75P-199 是一款75欧姆继电器型可编程衰减器，频率范围覆盖DC至2150MHz，衰减范围0至95dB（1dB步进），支持+12Vdc控制电压，配备F型同轴射频连接器，适用于多种射频信号衰减应用场景。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>JFW Industries 型号 \u003Cstrong>75P-199\u003C\u002Fstrong> 是一款75欧姆继电器型可编程衰减器，衰减范围为0至95dB，步进精度为1dB。该衰减器工作频率覆盖DC至2150MHz，额定射频输入功率为0.5W，配备75欧姆F型母头同轴射频连接器。\u003C\u002Fp>\u003Cp>该步进衰减器内部设有七个独立控制的衰减档位：\u003Cstrong>1dB、2dB、4dB、8dB、16dB、32dB 和 32dB\u003C\u002Fstrong>，通过组合激活不同档位可实现0至95dB范围内任意1dB步进的衰减值。\u003C\u002Fp>\u003Ch3>关键参数\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>阻抗：\u003C\u002Fstrong>75 欧姆\u003C\u002Fli>\u003Cli>\u003Cstrong>总衰减范围：\u003C\u002Fstrong>95 dB\u003C\u002Fli>\u003Cli>\u003Cstrong>步进精度：\u003C\u002Fstrong>1 dB\u003C\u002Fli>\u003Cli>\u003Cstrong>频率范围：\u003C\u002Fstrong>DC - 2150 MHz\u003C\u002Fli>\u003Cli>\u003Cstrong>切换速度：\u003C\u002Fstrong>10 ms\u003C\u002Fli>\u003Cli>\u003Cstrong>射频输入功率：\u003C\u002Fstrong>0.5 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22:04:28","2026-05-28 22:04:27",153811,4023,"153811","JFW Industries 75P-200 可编程继电器衰减器","75P-200","JFW Industries 75P-200是一款75欧姆可编程继电器衰减器，衰减范围0至63dB，步进1dB，工作频率覆盖DC-2150 MHz，支持+12Vdc电压控制，配备F型同轴射频连接器，适用于多种射频信号精确衰减控制场景。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>JFW Industries 75P-200 是一款\u003Cstrong>75欧姆继电器可编程衰减器\u003C\u002Fstrong>，衰减范围为0至63dB，步进精度为1dB。该器件工作频率覆盖\u003Cstrong>DC-2150 MHz\u003C\u002Fstrong>，额定射频输入功率为\u003Cstrong>0.5瓦\u003C\u002Fstrong>。衰减器配备75欧姆F型母头同轴射频连接器，具有七个独立控制的衰减步进：1dB、2dB、4dB、8dB、16dB和32dB，可通过组合实现任意1dB整数步进衰减值。\u003C\u002Fp>\u003Ch3>主要技术参数\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>型号：\u003C\u002Fstrong>75P-200\u003C\u002Fli>\u003Cli>\u003Cstrong>类型：\u003C\u002Fstrong>继电器可编程衰减器\u003C\u002Fli>\u003Cli>\u003Cstrong>阻抗：\u003C\u002Fstrong>75欧姆\u003C\u002Fli>\u003Cli>\u003Cstrong>总衰减范围：\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>DC-2150 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Industries 75P-200 可编程继电器衰减器 DC-2150MHz 0-63dB 75欧姆","JFW Industries 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22:03:54","2026-05-28 22:03:53",153810,4022,"153810","JFW Industries 75P-201 可编程继电器衰减器","75P-201","JFW Industries 75P-201是一款75欧姆继电器可编程衰减器，衰减范围0至95.5dB，步进0.5dB，工作频率DC-1218 MHz，具备八个独立控制步进，支持BNC、F、N、TNC连接器，适用于射频测试与信号调节应用。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>JFW Industries 75P-201 是一款\u003Cstrong>75欧姆继电器可编程衰减器\u003C\u002Fstrong>，衰减范围为0至95.5dB，步进精度为0.5dB。该器件工作频率覆盖\u003Cstrong>DC至1218 MHz\u003C\u002Fstrong>，额定射频输入功率为0.5瓦。此步进衰减器提供75欧姆BNC、F、N或TNC同轴射频连接器可选。\u003C\u002Fp>\u003Ch3>技术参数\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>型号：\u003C\u002Fstrong>75P-201\u003C\u002Fli>\u003Cli>\u003Cstrong>品牌：\u003C\u002Fstrong>JFW Industries\u003C\u002Fli>\u003Cli>\u003Cstrong>类型：\u003C\u002Fstrong>继电器可编程衰减器\u003C\u002Fli>\u003Cli>\u003Cstrong>阻抗：\u003C\u002Fstrong>75 Ohm\u003C\u002Fli>\u003Cli>\u003Cstrong>总衰减范围：\u003C\u002Fstrong>0 - 95.5 dB\u003C\u002Fli>\u003Cli>\u003Cstrong>衰减步进：\u003C\u002Fstrong>0.5 dB\u003C\u002Fli>\u003Cli>\u003Cstrong>频率范围：\u003C\u002Fstrong>DC - 1218 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Industries 75P-201 可编程继电器衰减器 DC-1218MHz 0-95.5dB","JFW Industries 75P-201可编程继电器衰减器，75欧姆阻抗，衰减范围0-95.5dB，步进0.5dB，频率DC-1218 MHz，+12Vdc控制，切换速度6mS，支持BNC、F、N、TNC同轴连接器。",{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":66,"siteId":6,"slug":67,"name":68,"country":6,"images":6,"files":6,"subtitle":6,"description":6,"status":6,"isHot":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":188,"siteId":6,"parentId":6,"ancestors":6,"slug":199,"name":200,"images":6,"files":6,"subtitle":6,"isHot":6,"status":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":308,"updateBy":6,"updateTime":308,"remark":6,"scope":6,"id":309,"siteId":7,"sourceId":310,"categoryId":188,"brandId":66,"slug":311,"name":312,"code":6,"model":313,"subtitle":314,"description":315,"images":316,"files":6,"attributes":6,"price":6,"currency":6,"isHot":6,"status":13,"sort":13,"seoTitle":317,"seoDescription":318,"seoKeywords":6,"brand":319,"category":320},"2026-05-28 22:03:18",153809,4021,"153809","JFW 75P-203 可编程继电器衰减器 DC-1218 MHz 0-95dB","75P-203","JFW 75P-203 是一款75欧姆继电器可编程衰减器，衰减范围0至95dB，步进1dB，工作频率DC-1218 MHz，额定射频输入功率0.5瓦，提供BNC、F、N、TNC连接器可选，采用+12Vdc控制。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>JFW 75P-203 是一款 \u003Cstrong>75 欧姆继电器可编程衰减器\u003C\u002Fstrong>，衰减范围为 0 至 95dB，步进精度为 1dB。工作频率覆盖 \u003Cstrong>DC-1218 MHz\u003C\u002Fstrong>，射频输入功率额定值为 0.5 瓦。该步进衰减器提供 75 欧姆 BNC、F、N 或 TNC 同轴射频连接器可选。\u003C\u002Fp>\u003Ch3>衰减步进设计\u003C\u002Fh3>\u003Cp>衰减器内置七个独立控制的步进单元：\u003C\u002Fp>\u003Cul>\u003Cli>1dB\u003C\u002Fli>\u003Cli>2dB\u003C\u002Fli>\u003Cli>4dB\u003C\u002Fli>\u003Cli>8dB\u003C\u002Fli>\u003Cli>16dB\u003C\u002Fli>\u003Cli>32dB\u003C\u002Fli>\u003Cli>32dB\u003C\u002Fli>\u003C\u002Ful>\u003Cp>通过组合激活多个步进，可实现 1dB 精度的任意衰减值设定。例如：设定 7dB 衰减需同时激活 1dB、2dB、4dB 控制线；设定 24dB 衰减需激活 8dB、16dB 控制线。\u003C\u002Fp>\u003Ch3>+12Vdc 控制方式\u003C\u002Fh3>\u003Cp>每个衰减步进均对应一个焊接馈通端子，用于施加控制电压。向焊接馈通端子施加 \u003Cstrong>+12Vdc\u003C\u002Fstrong> 即可开启该步进的衰减功能。内部继电器采用故障安全设计，默认保持直通路径（即 0dB 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MHz，+12Vdc控制，提供BNC\u002FF\u002FN\u002FTNC连接器，开关速度6mS，射频输入功率0.5瓦。",{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":66,"siteId":6,"slug":67,"name":68,"country":6,"images":6,"files":6,"subtitle":6,"description":6,"status":6,"isHot":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":188,"siteId":6,"parentId":6,"ancestors":6,"slug":199,"name":200,"images":6,"files":6,"subtitle":6,"isHot":6,"status":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":322,"updateBy":6,"updateTime":322,"remark":6,"scope":6,"id":323,"siteId":7,"sourceId":324,"categoryId":188,"brandId":66,"slug":325,"name":326,"code":6,"model":327,"subtitle":328,"description":329,"images":330,"files":6,"attributes":6,"price":6,"currency":6,"isHot":6,"status":13,"sort":13,"seoTitle":331,"seoDescription":332,"seoKeywords":6,"brand":333,"category":334},"2026-05-28 22:02:44",153808,4020,"153808","JFW Industries 75P-224 75欧姆继电器可编程衰减器","75P-224","JFW 75P-224是一款75欧姆继电器可编程衰减器，衰减范围0至31.75dB，步进0.25dB，工作频率DC-2150MHz，额定射频输入功率0.5W，支持+12Vdc控制，可选BNC、F或N型连接器。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>JFW Industries \u003Cstrong>75P-224\u003C\u002Fstrong> 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Industries 75P-224 75欧姆继电器可编程衰减器 DC-2150MHz","JFW 75P-224是一款75欧姆继电器可编程步进衰减器，衰减范围0-31.75dB，步进0.25dB，频率DC-2150MHz，+12Vdc控制，配备BNC\u002FF\u002FN型连接器，适用于射频信号精确衰减控制应用。",{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":66,"siteId":6,"slug":67,"name":68,"country":6,"images":6,"files":6,"subtitle":6,"description":6,"status":6,"isHot":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":188,"siteId":6,"parentId":6,"ancestors":6,"slug":199,"name":200,"images":6,"files":6,"subtitle":6,"isHot":6,"status":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":336,"updateBy":6,"updateTime":336,"remark":6,"scope":6,"id":337,"siteId":7,"sourceId":338,"categoryId":188,"brandId":66,"slug":339,"name":340,"code":6,"model":341,"subtitle":342,"description":343,"images":344,"files":6,"attributes":6,"price":6,"currency":6,"isHot":6,"status":13,"sort":13,"seoTitle":345,"seoDescription":346,"seoKeywords":6,"brand":347,"category":348},"2026-05-28 22:02:11",153807,4019,"153807","JFW Industries 75P-225 继电器可编程衰减器","75P-225","JFW Industries 75P-225 是一款75欧姆继电器可编程衰减器，衰减范围为0至63.5dB，步进精度0.5dB，工作频率覆盖DC至2150MHz。该衰减器配备七个独立控制步进，通过+12Vdc焊接馈通接口实现精确衰减控制，支持多步进组合设置，适用于射频信号调节与测试应用。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>JFW Industries 75P-225 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Industries 75P-225 继电器可编程衰减器 DC-2150MHz 0-63.5dB","JFW Industries 75P-225 是75欧姆继电器可编程衰减器，衰减范围0-63.5dB，步进0.5dB，频率DC-2150MHz，+12Vdc控制，支持BNC\u002FF\u002FN连接器，适用于射频测试与信号调节。",{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":66,"siteId":6,"slug":67,"name":68,"country":6,"images":6,"files":6,"subtitle":6,"description":6,"status":6,"isHot":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":188,"siteId":6,"parentId":6,"ancestors":6,"slug":199,"name":200,"images":6,"files":6,"subtitle":6,"isHot":6,"status":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":350,"updateBy":6,"updateTime":350,"remark":6,"scope":6,"id":351,"siteId":7,"sourceId":352,"categoryId":235,"brandId":66,"slug":353,"name":354,"code":6,"model":355,"subtitle":356,"description":357,"images":358,"files":6,"attributes":6,"price":6,"currency":6,"isHot":6,"status":13,"sort":13,"seoTitle":359,"seoDescription":360,"seoKeywords":6,"brand":361,"category":362},"2026-05-28 22:01:50",153806,4018,"153806","JFW Industries 75P-176 固态可编程衰减器","75P-176","JFW Industries 75P-176是一款75欧姆固态可编程衰减器，工作频率50-1000 MHz，衰减范围0至127dB，步进1dB，采用TTL控制，配备BNC、F或N型射频连接器，适用于多种射频测试与应用场景。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>JFW Industries 75P-176是一款\u003Cstrong>75欧姆固态可编程衰减器\u003C\u002Fstrong>，衰减范围为\u003Cstrong>0至127dB\u003C\u002Fstrong>，步进\u003Cstrong>1dB\u003C\u002Fstrong>。工作频率覆盖\u003Cstrong>50 MHz至1 GHz\u003C\u002Fstrong>，额定射频输入功率为\u003Cstrong>+10 dBm\u003C\u002Fstrong>。该步进衰减器可选配75欧姆BNC、F或N型母头同轴射频连接器。衰减器具有七个独立控制的步进档位：\u003Cstrong>1dB、2dB、4dB、8dB、16dB、32dB和64dB\u003C\u002Fstrong>。\u003C\u002Fp>\u003Ch3>TTL控制方式\u003C\u002Fh3>\u003Cp>每个衰减步进都对应一条TTL控制线，本型号共有\u003Cstrong>七条TTL控制线\u003C\u002Fstrong>。TTL高电平将开启对应的衰减步进，TTL低电平将关闭对应的衰减步进。可同时使用多条控制线来设置组合衰减值。\u003C\u002Fp>\u003Cul>\u003Cli>激活\u003Cstrong>7dB\u003C\u002Fstrong>设置：需将1dB\u002F2dB\u002F4dB控制线全部置为TTL高电平\u003C\u002Fli>\u003Cli>激活\u003Cstrong>17dB\u003C\u002Fstrong>设置：需将1dB\u002F16dB控制线置为TTL高电平\u003C\u002Fli>\u003Cli>设置为\u003Cstrong>插入损耗状态（0dB）\u003C\u002Fstrong>：所有控制线需置为TTL低电平\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>关键参数\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>型号：\u003C\u002Fstrong>75P-176\u003C\u002Fli>\u003Cli>\u003Cstrong>类型：\u003C\u002Fstrong>固态可编程衰减器\u003C\u002Fli>\u003Cli>\u003Cstrong>阻抗：\u003C\u002Fstrong>75 Ohm\u003C\u002Fli>\u003Cli>\u003Cstrong>总衰减范围：\u003C\u002Fstrong>0 - 127 dB\u003C\u002Fli>\u003Cli>\u003Cstrong>步进：\u003C\u002Fstrong>1 dB\u003C\u002Fli>\u003Cli>\u003Cstrong>频率范围：\u003C\u002Fstrong>50 - 1000 MHz\u003C\u002Fli>\u003Cli>\u003Cstrong>开关速度：\u003C\u002Fstrong>2 μS\u003C\u002Fli>\u003Cli>\u003Cstrong>射频输入功率：\u003C\u002Fstrong>+10 dBm\u003C\u002Fli>\u003Cli>\u003Cstrong>控制方式：\u003C\u002Fstrong>TTL\u003C\u002Fli>\u003Cli>\u003Cstrong>射频连接器：\u003C\u002Fstrong>BNC、F、N型（母头）\u003C\u002Fli>\u003C\u002Ful>","[{\"name\":\"75P-176-F-programmable-attenuator-75-Ohm-JFW.jpg\",\"preview\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002F93001902-4f50-41bb-b27f-6b25aac14808.jpg\",\"size\":48591,\"thumbnail\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002F93001902-4f50-41bb-b27f-6b25aac14808.jpg\",\"url\":\"image\u002F2026\u002F05\u002F28\u002F93001902-4f50-41bb-b27f-6b25aac14808.jpg\"}]","JFW Industries 75P-176 固态可编程衰减器 50-1000MHz 0-127dB","JFW Industries 75P-176固态可编程衰减器，75欧姆阻抗，频率50-1000 MHz，衰减范围0-127dB，1dB步进，TTL控制，开关速度2μS，配备BNC\u002FF\u002FN型连接器，适用于射频测试系统。",{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":66,"siteId":6,"slug":67,"name":68,"country":6,"images":6,"files":6,"subtitle":6,"description":6,"status":6,"isHot":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},{"createBy":6,"createTime":6,"updateBy":6,"updateTime":6,"remark":6,"scope":6,"id":235,"siteId":6,"parentId":6,"ancestors":6,"slug":246,"name":247,"images":6,"files":6,"subtitle":6,"isHot":6,"status":6,"sort":6,"seoTitle":6,"seoDescription":6,"seoKeywords":6},200,"查询成功"]