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dB可选，支持4A直流电流通过，提供BNC、N、SMA、TNC连接器，适用于射频测试与通信系统。",{"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":187,"siteId":4,"parentId":4,"ancestors":4,"slug":196,"name":197,"images":4,"files":4,"subtitle":4,"isHot":4,"status":4,"sort":4,"seoTitle":4,"seoDescription":4,"seoKeywords":4},{"createBy":4,"createTime":214,"updateBy":4,"updateTime":214,"remark":4,"scope":4,"id":215,"siteId":8,"sourceId":216,"categoryId":187,"brandId":7,"slug":217,"name":218,"code":4,"model":219,"subtitle":220,"description":221,"images":222,"files":4,"attributes":4,"price":4,"currency":4,"isHot":4,"status":11,"sort":11,"seoTitle":223,"seoDescription":224,"seoKeywords":4,"brand":225,"category":226},"2026-05-28 22:12:38",153827,4039,"153827","JFW Industries 50FFP-XXX 400-2500MHz 直流通过型同轴固定衰减器","50FFP-XXX","JFW Industries 50FFP-XXX 是一款阻抗为50欧姆的直流通过型同轴固定衰减器。频率范围400-2500MHz，仅衰减射频信号，直流信号无衰减，支持4A直流电流和+21dBm射频输入功率，衰减值为1-10dB可选。","\u003Ch3>产品描述\u003C\u002Fh3>\u003Cp>JFW 50FFP-XXX 是一款阻抗为\u003Cstrong>50欧姆\u003C\u002Fstrong>的直流通过型同轴固定衰减器。该衰减器仅对射频信号（即\u003Cstrong>400-2500 MHz\u003C\u002Fstrong>）进行衰减，而直流信号不会被衰减。其额定直流电流承载能力为\u003Cstrong>4安培\u003C\u002Fstrong>，射频输入功率为\u003Cstrong>+21 dBm\u003C\u002Fstrong>。可提供的衰减值范围为\u003Cstrong>1dB至10dB\u003C\u002Fstrong>。\u003C\u002Fp>\u003Cp>对于 50FFP-XXX 型号，请将“XXX”替换为所需的衰减值，并在末尾添加射频连接器类型，以生成完整的型号。\u003C\u002Fp>\u003Cp>\u003Cstrong>示例型号：\u003C\u002Fstrong>\u003C\u002Fp>\u003Cul>\u003Cli>50FFP-001 N（1dB，配N型公\u002F母头）\u003C\u002Fli>\u003Cli>50FFP-002 N（2dB，配N型公\u002F母头）\u003C\u002Fli>\u003Cli>50FFP-003 N（3dB，配N型公\u002F母头）\u003C\u002Fli>\u003Cli>50FFP-004 SMA（4dB，配SMA公\u002F母头）\u003C\u002Fli>\u003Cli>50FFP-005 SMA（5dB，配SMA公\u002F母头）\u003C\u002Fli>\u003Cli>50FFP-006 SMA（6dB，配SMA公\u002F母头）\u003C\u002Fli>\u003Cli>50FFP-007 BNC（7dB，配BNC公\u002F母头）\u003C\u002Fli>\u003Cli>50FFP-008 BNC（8dB，配BNC公\u002F母头）\u003C\u002Fli>\u003Cli>50FFP-009 TNC（9dB，配TNC公\u002F母头）\u003C\u002Fli>\u003Cli>50FFP-010 TNC（10dB，配TNC公\u002F母头）\u003C\u002Fli>\u003C\u002Ful>","[{\"name\":\"50FFP-XXX-N-dc-passing-fixed-attenuator-50-ohm-4-amps.jpg\",\"preview\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002F83a944c9-2725-46e8-9c70-74d23557f4b0.jpg\",\"size\":56116,\"thumbnail\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002F83a944c9-2725-46e8-9c70-74d23557f4b0.jpg\",\"url\":\"image\u002F2026\u002F05\u002F28\u002F83a944c9-2725-46e8-9c70-74d23557f4b0.jpg\"}]","JFW 50FFP-XXX 400-2500MHz 直流通过型同轴固定衰减器","JFW Industries 50FFP-XXX系列直流通过型同轴固定衰减器，50欧姆阻抗，400-2500MHz频率范围，支持4A直流电流与+21dBm射频功率，提供1-10dB多种衰减值及BNC、N、SMA、TNC接头选择。",{"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":187,"siteId":4,"parentId":4,"ancestors":4,"slug":196,"name":197,"images":4,"files":4,"subtitle":4,"isHot":4,"status":4,"sort":4,"seoTitle":4,"seoDescription":4,"seoKeywords":4},{"createBy":4,"createTime":228,"updateBy":4,"updateTime":229,"remark":4,"scope":4,"id":230,"siteId":8,"sourceId":231,"categoryId":187,"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":233,"seoDescription":238,"seoKeywords":4,"brand":239,"category":240},"2026-05-28 22:11:53","2026-05-28 22:11:52",153826,4038,"153826","JFW 50FFW-XXX 直流通过型同轴固定衰减器 950-2150MHz","50FFW-XXX","JFW Industries 50FFW-XXX系列是一款50欧姆直流通过型同轴固定衰减器，工作频率范围950-2150MHz，支持4安培直流电流通过，射频输入功率达+21dBm，提供1-25dB多种衰减值可选，配备BNC、N、SMA、TNC等多种射频连接器。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>JFW Industries 50FFW-XXX系列是一款\u003Cstrong>直流通过型同轴固定衰减器\u003C\u002Fstrong>，阻抗为50欧姆。该衰减器仅对射频信号（950-2150 MHz）进行衰减，直流信号则不受影响直接通过。产品额定直流电流承载能力为\u003Cstrong>4安培\u003C\u002Fstrong>，射频输入功率达\u003Cstrong>+21 dBm\u003C\u002Fstrong>，可选衰减值范围为\u003Cstrong>1 dB至25 dB\u003C\u002Fstrong>。\u003C\u002Fp>\u003Ch3>主要特性\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>阻抗\u003C\u002Fstrong>：50 Ohm\u003C\u002Fli>\u003Cli>\u003Cstrong>频率范围\u003C\u002Fstrong>：950-2150 MHz\u003C\u002Fli>\u003Cli>\u003Cstrong>射频输入功率\u003C\u002Fstrong>：+21 dBm\u003C\u002Fli>\u003Cli>\u003Cstrong>直流通过功能\u003C\u002Fstrong>：支持，直流信号无衰减\u003C\u002Fli>\u003Cli>\u003Cstrong>直流电流承载\u003C\u002Fstrong>：4 Amps\u003C\u002Fli>\u003Cli>\u003Cstrong>衰减值范围\u003C\u002Fstrong>：1-25 dB（每1 dB递增）\u003C\u002Fli>\u003Cli>\u003Cstrong>射频连接器\u003C\u002Fstrong>：BNC、N、SMA、TNC可选\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>型号命名规则\u003C\u002Fh3>\u003Cp>对于50FFW-XXX型号，将XXX替换为所需的衰减值，并在末尾添加射频连接器类型，即可构成完整型号。\u003C\u002Fp>\u003Ch3>型号示例\u003C\u002Fh3>\u003Cul>\u003Cli>50FFW-001 N（1dB，N型公\u002F母连接器）\u003C\u002Fli>\u003Cli>50FFW-002 N（2dB，N型公\u002F母连接器）\u003C\u002Fli>\u003Cli>50FFW-003 N（3dB，N型公\u002F母连接器）\u003C\u002Fli>\u003Cli>50FFW-004 SMA（4dB，SMA型公\u002F母连接器）\u003C\u002Fli>\u003Cli>50FFW-005 SMA（5dB，SMA型公\u002F母连接器）\u003C\u002Fli>\u003Cli>50FFW-006 SMA（6dB，SMA型公\u002F母连接器）\u003C\u002Fli>\u003Cli>50FFW-007 SMA（7dB，SMA型公\u002F母连接器）\u003C\u002Fli>\u003Cli>50FFW-008 SMA（8dB，SMA型公\u002F母连接器）\u003C\u002Fli>\u003Cli>50FFW-009 TNC（9dB，TNC型公\u002F母连接器）\u003C\u002Fli>\u003Cli>50FFW-010 TNC（10dB，TNC型公\u002F母连接器）\u003C\u002Fli>\u003Cli>50FFW-011 TNC（11dB，TNC型公\u002F母连接器）\u003C\u002Fli>\u003Cli>50FFW-012 TNC（12dB，TNC型公\u002F母连接器）\u003C\u002Fli>\u003Cli>50FFW-013 TNC（13dB，TNC型公\u002F母连接器）\u003C\u002Fli>\u003Cli>50FFW-014 TNC（14dB，TNC型公\u002F母连接器）\u003C\u002Fli>\u003Cli>50FFW-015 TNC（15dB，TNC型公\u002F母连接器）\u003C\u002Fli>\u003Cli>50FFW-016 TNC（16dB，TNC型公\u002F母连接器）\u003C\u002Fli>\u003Cli>50FFW-017 TNC（17dB，TNC型公\u002F母连接器）\u003C\u002Fli>\u003Cli>50FFW-018 TNC（18dB，TNC型公\u002F母连接器）\u003C\u002Fli>\u003Cli>50FFW-019 TNC（19dB，TNC型公\u002F母连接器）\u003C\u002Fli>\u003Cli>50FFW-020 BNC（20dB，BNC型公\u002F母连接器）\u003C\u002Fli>\u003Cli>50FFW-021 BNC（21dB，BNC型公\u002F母连接器）\u003C\u002Fli>\u003Cli>50FFW-022 BNC（22dB，BNC型公\u002F母连接器）\u003C\u002Fli>\u003Cli>50FFW-023 BNC（23dB，BNC型公\u002F母连接器）\u003C\u002Fli>\u003Cli>50FFW-024 BNC（24dB，BNC型公\u002F母连接器）\u003C\u002Fli>\u003Cli>50FFW-025 BNC（25dB，BNC型公\u002F母连接器）\u003C\u002Fli>\u003C\u002Ful>","[{\"name\":\"50FFW-XXX-N-dc-passing-fixed-attenuator-50-ohm-4-amps.jpg\",\"preview\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002F2b2faa10-9018-436a-96b3-f2222e7c9e37.jpg\",\"size\":57896,\"thumbnail\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002F2b2faa10-9018-436a-96b3-f2222e7c9e37.jpg\",\"url\":\"image\u002F2026\u002F05\u002F28\u002F2b2faa10-9018-436a-96b3-f2222e7c9e37.jpg\"}]","JFW Industries 50FFW-XXX系列50欧姆直流通过型同轴固定衰减器，频率950-2150MHz，直流电流4A，衰减1-25dB可选，多种射频连接器配置。",{"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":187,"siteId":4,"parentId":4,"ancestors":4,"slug":196,"name":197,"images":4,"files":4,"subtitle":4,"isHot":4,"status":4,"sort":4,"seoTitle":4,"seoDescription":4,"seoKeywords":4},{"createBy":4,"createTime":242,"updateBy":4,"updateTime":243,"remark":4,"scope":4,"id":244,"siteId":8,"sourceId":245,"categoryId":187,"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 22:11:12","2026-05-28 22:11:11",153825,4037,"153825","JFW 75P-022 可编程衰减器 DC-1000 MHz 0-63dB","75P-022","JFW 75P-022是一款75欧姆继电器可编程衰减器，衰减范围0至63dB，步进1dB，工作频率DC至1000 MHz，额定射频输入功率1瓦，采用+12Vdc控制，提供BNC、F型及N型连接器可选。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>JFW Model 75P-022 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至1000 MHz\u003C\u002Fstrong>，额定射频输入功率为\u003Cstrong>1瓦\u003C\u002Fstrong>。该步进衰减器提供75欧姆BNC、F型或N型母头同轴射频连接器可选。\u003C\u002Fp>\u003Cp>衰减器内部设有六个独立控制的衰减步进：\u003Cstrong>1dB、2dB、4dB、8dB、16dB和32dB\u003C\u002Fstrong>，通过组合不同步进可实现0至63dB范围内的任意1dB步进衰减值。\u003C\u002Fp>\u003Ch3>控制方式\u003C\u002Fh3>\u003Cp>该衰减器采用\u003Cstrong>+12Vdc控制电压\u003C\u002Fstrong>，每个衰减步进均配有对应的焊接馈通端子用于施加控制电压。向焊接馈通端子施加+12Vdc即可激活该步进的衰减功能。内部继电器采用故障安全设计，默认状态为直通路径（即0dB设置）。\u003C\u002Fp>\u003Cp>当焊接馈通端子处于开路（或接地）状态时，该步进衰减将关闭。可同时激活多个步进以设置组合衰减值。例如：设置5dB衰减时，需同时激活1dB和4dB控制线；设置15dB衰减时，需同时激活1dB、2dB、4dB和8dB控制线。若需将衰减器设置为插入损耗状态（即0dB），则所有控制线必须关闭（接地或开路）。\u003C\u002Fp>\u003Ch3>主要特性\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>阻抗\u003C\u002Fstrong>：75欧姆\u003C\u002Fli>\u003Cli>\u003Cstrong>衰减范围\u003C\u002Fstrong>：0至63dB\u003C\u002Fli>\u003Cli>\u003Cstrong>步进精度\u003C\u002Fstrong>：1dB\u003C\u002Fli>\u003Cli>\u003Cstrong>频率范围\u003C\u002Fstrong>：DC至1000 MHz\u003C\u002Fli>\u003Cli>\u003Cstrong>切换速度\u003C\u002Fstrong>：6毫秒\u003C\u002Fli>\u003Cli>\u003Cstrong>射频输入功率\u003C\u002Fstrong>：1瓦\u003C\u002Fli>\u003Cli>\u003Cstrong>控制电压\u003C\u002Fstrong>：+12Vdc\u003C\u002Fli>\u003Cli>\u003Cstrong>射频连接器\u003C\u002Fstrong>：BNC、F型、N型（75欧姆母头同轴）\u003C\u002Fli>\u003Cli>\u003Cstrong>衰减步进\u003C\u002Fstrong>：1dB、2dB、4dB、8dB、16dB、32dB（六个独立控制）\u003C\u002Fli>\u003Cli>\u003Cstrong>故障安全设计\u003C\u002Fstrong>：默认直通（0dB）\u003C\u002Fli>\u003C\u002Ful>","[{\"name\":\"75P-022-BNC-programmable-attenuator-75-Ohm-relay-63dB-attenuation-1dB-steps.jpg\",\"preview\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002F51e195c4-9054-4af9-b0bc-61b2b8a7bd52.jpg\",\"size\":60498,\"thumbnail\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002F51e195c4-9054-4af9-b0bc-61b2b8a7bd52.jpg\",\"url\":\"image\u002F2026\u002F05\u002F28\u002F51e195c4-9054-4af9-b0bc-61b2b8a7bd52.jpg\"}]","JFW 75P-022 75欧姆可编程衰减器 DC-1000MHz 0-63dB 1dB步进","JFW 75P-022可编程衰减器，75欧姆阻抗，衰减范围0-63dB，1dB步进，频率DC-1000MHz，+12Vdc控制，继电器故障安全设计，支持BNC\u002FF\u002FN型连接器。",{"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":187,"siteId":4,"parentId":4,"ancestors":4,"slug":196,"name":197,"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":257,"remark":4,"scope":4,"id":258,"siteId":8,"sourceId":259,"categoryId":260,"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":267,"seoDescription":268,"seoKeywords":4,"brand":269,"category":270},"2026-05-28 22:10:45",153824,4036,124,"153824","JFW 75P-033 可编程继电器衰减器","75P-033","JFW 75P-033是一款75欧姆继电器可编程衰减器，衰减范围0至127dB，步进1dB，工作频率DC-1000 MHz，额定射频输入功率1瓦，支持BNC、F或N型连接器，适用于射频信号精确衰减控制场景。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>JFW Model 75P-033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127dB，步进精度为1dB。工作频率覆盖DC-1000 MHz，额定射频输入功率为\u003Cstrong>1瓦\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。衰减器内部设有七个独立可控的衰减步进：\u003Cstrong>1dB、2dB、4dB、8dB、16dB、32dB和64dB\u003C\u002Fstrong>。\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>电压即可激活对应步进的衰减功能。内部继电器采用故障安全设计，默认保持直通路径状态（即0dB设置）。当焊接馈通端子处于开路（或接地）状态时，对应步进的衰减功能将关闭。可同时激活多个步进以设置组合衰减值。例如，要设置5dB衰减，需同时激活1dB和4dB控制线；要设置15dB衰减，需同时激活1dB、2dB、4dB和8dB控制线。若要将衰减器设置为插入损耗状态（即0dB），则所有控制线必须处于关闭状态（即接地或开路）。\u003C\u002Fp>\u003Ch3>主要技术参数\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>型号：\u003C\u002Fstrong>75P-033\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至127dB\u003C\u002Fli>\u003Cli>\u003Cstrong>步进精度：\u003C\u002Fstrong>1dB\u003C\u002Fli>\u003Cli>\u003Cstrong>频率范围：\u003C\u002Fstrong>DC-1000 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75P-033可编程继电器衰减器，75欧姆阻抗，衰减范围0-127dB，1dB步进，频率DC-1000MHz，支持+12Vdc控制，切换速度6毫秒，提供BNC、F、N型连接器。",{"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":260,"siteId":4,"parentId":4,"ancestors":4,"slug":271,"name":272,"images":4,"files":4,"subtitle":4,"isHot":4,"status":4,"sort":4,"seoTitle":4,"seoDescription":4,"seoKeywords":4},"124","继电器",{"createBy":4,"createTime":274,"updateBy":4,"updateTime":275,"remark":4,"scope":4,"id":276,"siteId":8,"sourceId":277,"categoryId":260,"brandId":7,"slug":278,"name":279,"code":4,"model":280,"subtitle":281,"description":282,"images":283,"files":4,"attributes":4,"price":4,"currency":4,"isHot":4,"status":11,"sort":11,"seoTitle":284,"seoDescription":285,"seoKeywords":4,"brand":286,"category":287},"2026-05-28 22:10:19","2026-05-28 22:10:18",153823,4035,"153823","JFW Industries 75P-089 可编程继电器衰减器","75P-089","JFW 75P-089是一款75欧姆继电器可编程衰减器，衰减范围0至63.75dB，步进0.25dB，工作频率DC-500 MHz，额定射频输入功率1瓦，采用+12Vdc控制电压，提供BNC、F或N型75欧姆连接器选项。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>JFW Model 75P-089 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63.75dB，步进精度为0.25dB。该器件工作频率覆盖\u003Cstrong>DC-500 MHz\u003C\u002Fstrong>，额定射频输入功率为\u003Cstrong>1瓦\u003C\u002Fstrong>。此步进衰减器可选配75欧姆BNC、F或N型母头同轴射频连接器。衰减器内部设有八个独立控制的衰减步进：0.25dB、0.5dB、1dB、2dB、4dB、8dB、16dB和32dB。\u003C\u002Fp>\u003Ch3>关键技术参数\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>阻抗：\u003C\u002Fstrong>75 Ohm\u003C\u002Fli>\u003Cli>\u003Cstrong>总衰减量：\u003C\u002Fstrong>63.75 dB\u003C\u002Fli>\u003Cli>\u003Cstrong>步进精度：\u003C\u002Fstrong>0.25 dB\u003C\u002Fli>\u003Cli>\u003Cstrong>频率范围：\u003C\u002Fstrong>DC-500 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>1 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75P-089 75欧姆可编程继电器衰减器 DC-500MHz 0-63.75dB","JFW Industries 75P-089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-500MHz，1W射频输入，+12Vdc控制，BNC\u002FF\u002FN连接器可选，适用于射频测试与信号调节应用。",{"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":260,"siteId":4,"parentId":4,"ancestors":4,"slug":271,"name":272,"images":4,"files":4,"subtitle":4,"isHot":4,"status":4,"sort":4,"seoTitle":4,"seoDescription":4,"seoKeywords":4},{"createBy":4,"createTime":289,"updateBy":4,"updateTime":290,"remark":4,"scope":4,"id":291,"siteId":8,"sourceId":292,"categoryId":260,"brandId":7,"slug":293,"name":294,"code":4,"model":295,"subtitle":296,"description":297,"images":298,"files":4,"attributes":4,"price":4,"currency":4,"isHot":4,"status":11,"sort":11,"seoTitle":299,"seoDescription":300,"seoKeywords":4,"brand":301,"category":302},"2026-05-28 22:09:52","2026-05-28 22:09:51",153822,4034,"153822","JFW 75P-093 可编程继电器衰减器 DC-1000MHz 0-110dB","75P-093","JFW 75P-093 是一款75欧姆继电器可编程衰减器，衰减范围0至110dB，步进10dB，工作频率DC-1000 MHz，支持+12Vdc控制电压，额定射频输入功率1瓦，提供BNC、F及N型同轴连接器选项。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>JFW 75P-093 是一款75欧姆继电器可编程衰减器，衰减范围为0至110dB，步进为10dB。该器件工作频率覆盖DC至1000 MHz，额定射频输入功率为1瓦。此步进衰减器提供75欧姆BNC、F型或N型母头同轴射频连接器，适用于多种射频测试与系统集成应用。\u003C\u002Fp>\u003Ch3>衰减步进结构\u003C\u002Fh3>\u003Cp>该衰减器具有六个独立控制的衰减步进，分别为：\u003Cstrong>10dB、20dB、20dB、20dB、20dB 和 20dB\u003C\u002Fstrong>。通过组合激活不同的步进，可以实现0至110dB范围内的多种衰减值设定。\u003C\u002Fp>\u003Ch3>控制方式\u003C\u002Fh3>\u003Cp>\u003Cstrong>+12Vdc 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dB\u003C\u002Fli>\u003Cli>\u003Cstrong>频率范围：\u003C\u002Fstrong>DC - 1000 MHz\u003C\u002Fli>\u003Cli>\u003Cstrong>开关速度：\u003C\u002Fstrong>6 mS\u003C\u002Fli>\u003Cli>\u003Cstrong>射频输入功率：\u003C\u002Fstrong>1 Watt\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、N型（75欧姆母头同轴）\u003C\u002Fli>\u003C\u002Ful>","[{\"name\":\"75P-093-BNC-programmable-attenuator-75-Ohm-relay-110dB-attenuation-10dB-steps.jpg\",\"preview\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002F1aceb920-dbc4-4775-87e8-f422c586d0ac.jpg\",\"size\":62977,\"thumbnail\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002F1aceb920-dbc4-4775-87e8-f422c586d0ac.jpg\",\"url\":\"image\u002F2026\u002F05\u002F28\u002F1aceb920-dbc4-4775-87e8-f422c586d0ac.jpg\"}]","JFW 75P-093 可编程继电器衰减器 DC-1000MHz 0-110dB 75欧姆","JFW 75P-093 可编程继电器衰减器，75欧姆阻抗，衰减范围0-110dB，步进10dB，频率DC-1000MHz，+12Vdc控制，1瓦射频输入功率，支持BNC\u002FF\u002FN型连接器，适用于射频测试与系统集成。",{"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":260,"siteId":4,"parentId":4,"ancestors":4,"slug":271,"name":272,"images":4,"files":4,"subtitle":4,"isHot":4,"status":4,"sort":4,"seoTitle":4,"seoDescription":4,"seoKeywords":4},{"createBy":4,"createTime":304,"updateBy":4,"updateTime":304,"remark":4,"scope":4,"id":305,"siteId":8,"sourceId":306,"categoryId":260,"brandId":7,"slug":307,"name":308,"code":4,"model":309,"subtitle":310,"description":311,"images":312,"files":4,"attributes":4,"price":4,"currency":4,"isHot":4,"status":11,"sort":11,"seoTitle":313,"seoDescription":314,"seoKeywords":4,"brand":315,"category":316},"2026-05-28 22:09:28",153821,4033,"153821","JFW Industries 75P-119 可编程继电器衰减器","75P-119","JFW 75P-119是一款75欧姆可编程继电器衰减器，频率范围DC-1000 MHz，衰减范围0-63 dB，步进1 dB，支持TTL控制，额定RF输入功率1瓦，提供BNC和F型同轴连接器。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>JFW 75P-119 是一款\u003Cstrong>75欧姆可编程继电器衰减器\u003C\u002Fstrong>，衰减范围为\u003Cstrong>0至63 dB\u003C\u002Fstrong>，步进精度为\u003Cstrong>1 dB\u003C\u002Fstrong>。该器件工作频率范围为\u003Cstrong>DC-1000 MHz\u003C\u002Fstrong>，额定RF输入功率为\u003Cstrong>1瓦\u003C\u002Fstrong>。该步进衰减器提供75欧姆BNC或F型母头同轴RF连接器可选。\u003C\u002Fp>\u003Ch3>衰减步进配置\u003C\u002Fh3>\u003Cp>该衰减器具有六个独立控制的衰减步进：\u003C\u002Fp>\u003Cul>\u003Cli>\u003Cstrong>1 dB\u003C\u002Fstrong>\u003C\u002Fli>\u003Cli>\u003Cstrong>2 dB\u003C\u002Fstrong>\u003C\u002Fli>\u003Cli>\u003Cstrong>4 dB\u003C\u002Fstrong>\u003C\u002Fli>\u003Cli>\u003Cstrong>8 dB\u003C\u002Fstrong>\u003C\u002Fli>\u003Cli>\u003Cstrong>16 dB\u003C\u002Fstrong>\u003C\u002Fli>\u003Cli>\u003Cstrong>32 dB\u003C\u002Fstrong>\u003C\u002Fli>\u003C\u002Ful>\u003Cp>通过组合不同的步进，可实现0至63 dB范围内任意1 dB整数倍的衰减值。\u003C\u002Fp>\u003Ch3>TTL控制方式\u003C\u002Fh3>\u003Cp>每个衰减步进对应一条独立的TTL控制线，共六条TTL控制线。控制逻辑如下：\u003C\u002Fp>\u003Cul>\u003Cli>\u003Cstrong>TTL高电平\u003C\u002Fstrong>：开启对应的衰减步进\u003C\u002Fli>\u003Cli>\u003Cstrong>TTL低电平\u003C\u002Fstrong>：关闭对应的衰减步进\u003C\u002Fli>\u003C\u002Ful>\u003Cp>可同时使用多条控制线来设定组合衰减值。例如：\u003C\u002Fp>\u003Cul>\u003Cli>激活\u003Cstrong>7 dB\u003C\u002Fstrong>设定：需将1 dB、2 dB、4 dB控制线同时设为TTL高电平\u003C\u002Fli>\u003Cli>激活\u003Cstrong>17 dB\u003C\u002Fstrong>设定：需将1 dB、16 dB控制线同时设为TTL高电平\u003C\u002Fli>\u003Cli>设定为插入损耗状态（即\u003Cstrong>0 dB\u003C\u002Fstrong>）：所有控制线均需设为TTL低电平\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>主要技术参数\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>型号：\u003C\u002Fstrong>75P-119\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-1000 MHz\u003C\u002Fli>\u003Cli>\u003Cstrong>开关速度：\u003C\u002Fstrong>6 mS\u003C\u002Fli>\u003Cli>\u003Cstrong>RF输入功率：\u003C\u002Fstrong>1瓦\u003C\u002Fli>\u003Cli>\u003Cstrong>控制方式：\u003C\u002Fstrong>TTL\u003C\u002Fli>\u003Cli>\u003Cstrong>RF连接器：\u003C\u002Fstrong>BNC、F型\u003C\u002Fli>\u003C\u002Ful>","[{\"name\":\"75P-119-BNC-programmable-attenuator-75-Ohm-relay-63dB-attenuation-1dB-steps.jpg\",\"preview\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002Fa0095608-8d49-4d35-94e9-141fdf8f9c74.jpg\",\"size\":51947,\"thumbnail\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002Fa0095608-8d49-4d35-94e9-141fdf8f9c74.jpg\",\"url\":\"image\u002F2026\u002F05\u002F28\u002Fa0095608-8d49-4d35-94e9-141fdf8f9c74.jpg\"}]","JFW Industries 75P-119 可编程继电器衰减器 DC-1000 MHz 0-63dB","JFW 75P-119是一款75欧姆可编程继电器衰减器，频率范围DC-1000 MHz，衰减范围0-63 dB，步进1 dB，TTL控制，开关速度6 mS，RF输入功率1瓦，支持BNC和F型连接器。",{"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":260,"siteId":4,"parentId":4,"ancestors":4,"slug":271,"name":272,"images":4,"files":4,"subtitle":4,"isHot":4,"status":4,"sort":4,"seoTitle":4,"seoDescription":4,"seoKeywords":4},{"createBy":4,"createTime":318,"updateBy":4,"updateTime":318,"remark":4,"scope":4,"id":319,"siteId":8,"sourceId":320,"categoryId":260,"brandId":7,"slug":321,"name":322,"code":4,"model":323,"subtitle":324,"description":325,"images":326,"files":4,"attributes":4,"price":4,"currency":4,"isHot":4,"status":11,"sort":11,"seoTitle":327,"seoDescription":328,"seoKeywords":4,"brand":329,"category":330},"2026-05-28 22:08:58",153820,4032,"153820","JFW Industries 75P-135 75欧姆可编程继电器衰减器","75P-135","JFW Industries 75P-135是一款75欧姆可编程继电器衰减器，衰减范围0至25.5dB，步进0.1dB，工作频率DC-1000 MHz，支持TTL控制，射频输入功率0.5W，提供BNC、F、N、TNC多种连接器选项。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>JFW Industries 75P-135 是一款75欧姆继电器型可编程衰减器，衰减范围为0至25.5dB，步进精度为0.1dB。工作频率覆盖DC至1000 MHz，额定射频输入功率为0.5W。该步进衰减器可选配75欧姆BNC、F、N或TNC同轴射频连接器。\u003C\u002Fp>\u003Ch3>衰减步进\u003C\u002Fh3>\u003Cp>该衰减器具有八个独立控制的步进：\u003C\u002Fp>\u003Cul>\u003Cli>\u003Cstrong>0.1dB\u003C\u002Fstrong>\u003C\u002Fli>\u003Cli>\u003Cstrong>0.2dB\u003C\u002Fstrong>\u003C\u002Fli>\u003Cli>\u003Cstrong>0.4dB\u003C\u002Fstrong>\u003C\u002Fli>\u003Cli>\u003Cstrong>0.8dB\u003C\u002Fstrong>\u003C\u002Fli>\u003Cli>\u003Cstrong>1.6dB\u003C\u002Fstrong>\u003C\u002Fli>\u003Cli>\u003Cstrong>3.2dB\u003C\u002Fstrong>\u003C\u002Fli>\u003Cli>\u003Cstrong>6.4dB\u003C\u002Fstrong>\u003C\u002Fli>\u003Cli>\u003Cstrong>12.8dB\u003C\u002Fstrong>\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>TTL控制方式\u003C\u002Fh3>\u003Cp>每个衰减步进对应一条独立的TTL控制线，本型号共有八条TTL控制线。TTL高电平开启对应衰减步进，TTL低电平关闭对应衰减步进。可同时使用多条控制线来设置组合衰减值。\u003C\u002Fp>\u003Cul>\u003Cli>激活0.7dB设置时，需将0.1dB\u002F0.2dB\u002F0.4dB控制线全部设为TTL高电平。\u003C\u002Fli>\u003Cli>激活2.4dB设置时，需将0.8dB\u002F1.6dB控制线设为TTL高电平。\u003C\u002Fli>\u003Cli>将衰减器设置为插入损耗状态（即0dB设置）时，所有控制线需设为TTL低电平。\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>关键参数\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>型号：\u003C\u002Fstrong>75P-135\u003C\u002Fli>\u003Cli>\u003Cstrong>类型：\u003C\u002Fstrong>继电器型可编程衰减器\u003C\u002Fli>\u003Cli>\u003Cstrong>阻抗：\u003C\u002Fstrong>75 Ohm\u003C\u002Fli>\u003Cli>\u003Cstrong>总衰减量：\u003C\u002Fstrong>25.5 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, TNC\u003C\u002Fli>\u003C\u002Ful>","[{\"name\":\"75P-135-BNC-programmable-attenuator-75-Ohm-relay-25.5dB-attenuation-0.1dB-steps.jpg\",\"preview\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002Fcd459c33-e16c-48a9-84bc-e09fb67db21e.jpg\",\"size\":47876,\"thumbnail\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002Fcd459c33-e16c-48a9-84bc-e09fb67db21e.jpg\",\"url\":\"image\u002F2026\u002F05\u002F28\u002Fcd459c33-e16c-48a9-84bc-e09fb67db21e.jpg\"}]","JFW Industries 75P-135 75欧姆可编程继电器衰减器 DC-1000 MHz","JFW Industries 75P-135可编程继电器衰减器，75欧姆阻抗，衰减范围0-25.5dB，步进0.1dB，频率DC-1000 MHz，TTL控制，支持BNC\u002FF\u002FN\u002FTNC连接器，适用于射频测试与信号调节应用。",{"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":260,"siteId":4,"parentId":4,"ancestors":4,"slug":271,"name":272,"images":4,"files":4,"subtitle":4,"isHot":4,"status":4,"sort":4,"seoTitle":4,"seoDescription":4,"seoKeywords":4},{"createBy":4,"createTime":332,"updateBy":4,"updateTime":333,"remark":4,"scope":4,"id":334,"siteId":8,"sourceId":335,"categoryId":260,"brandId":7,"slug":336,"name":337,"code":4,"model":338,"subtitle":339,"description":340,"images":341,"files":4,"attributes":4,"price":4,"currency":4,"isHot":4,"status":11,"sort":11,"seoTitle":342,"seoDescription":343,"seoKeywords":4,"brand":344,"category":345},"2026-05-28 22:08:29","2026-05-28 22:08:28",153819,4031,"153819","JFW 75P-154 继电器可编程衰减器","75P-154","JFW 75P-154 是一款75欧姆继电器可编程衰减器，衰减范围0至63.75dB，步进精度0.25dB，工作频率DC-1000 MHz，支持TTL控制，提供BNC、F、N、TNC连接器可选。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>JFW Industries 75P-154 是一款75欧姆继电器可编程衰减器，衰减范围为0至63.75dB，步进精度为0.25dB。该衰减器工作频率覆盖DC至1000 MHz，额定射频输入功率为0.5瓦。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\u003C\u002Fh3>\u003Cp>该步进衰减器具有八个独立控制的衰减步进：\u003C\u002Fp>\u003Cul>\u003Cli>\u003Cstrong>0.25dB\u003C\u002Fstrong>\u003C\u002Fli>\u003Cli>\u003Cstrong>0.5dB\u003C\u002Fstrong>\u003C\u002Fli>\u003Cli>\u003Cstrong>1dB\u003C\u002Fstrong>\u003C\u002Fli>\u003Cli>\u003Cstrong>2dB\u003C\u002Fstrong>\u003C\u002Fli>\u003Cli>\u003Cstrong>4dB\u003C\u002Fstrong>\u003C\u002Fli>\u003Cli>\u003Cstrong>8dB\u003C\u002Fstrong>\u003C\u002Fli>\u003Cli>\u003Cstrong>16dB\u003C\u002Fstrong>\u003C\u002Fli>\u003Cli>\u003Cstrong>32dB\u003C\u002Fstrong>\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>TTL控制方式\u003C\u002Fh3>\u003Cp>每个衰减步进对应一条独立的TTL控制线，共八条TTL控制线。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定组合衰减值。\u003C\u002Fp>\u003Cp>示例说明：\u003C\u002Fp>\u003Cul>\u003Cli>激活7.25dB设置：需将0.25dB\u002F1dB\u002F2dB\u002F4dB控制线全部设为TTL高电平\u003C\u002Fli>\u003Cli>激活20dB设置：需将4dB\u002F16dB控制线设为TTL高电平\u003C\u002Fli>\u003Cli>设为插入损耗状态（即0dB设置）：所有控制线必须设为TTL低电平\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>关键参数\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>型号：\u003C\u002Fstrong>75P-154\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>63.75 dB\u003C\u002Fli>\u003Cli>\u003Cstrong>步进精度：\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>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, TNC\u003C\u002Fli>\u003C\u002Ful>","[{\"name\":\"75P-154-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\u002Fcf55463c-46e4-4bfb-ac7c-36368751d36b.jpg\",\"size\":48068,\"thumbnail\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002Fcf55463c-46e4-4bfb-ac7c-36368751d36b.jpg\",\"url\":\"image\u002F2026\u002F05\u002F28\u002Fcf55463c-46e4-4bfb-ac7c-36368751d36b.jpg\"}]","JFW 75P-154 继电器可编程衰减器 DC-1000MHz 0-63.75dB","JFW Industries 75P-154 继电器可编程衰减器，75欧姆阻抗，衰减范围0-63.75dB，步进0.25dB，频率DC-1000MHz，TTL控制，切换速度10mS，支持BNC\u002FF\u002FN\u002FTNC连接器。",{"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":260,"siteId":4,"parentId":4,"ancestors":4,"slug":271,"name":272,"images":4,"files":4,"subtitle":4,"isHot":4,"status":4,"sort":4,"seoTitle":4,"seoDescription":4,"seoKeywords":4},{"createBy":4,"createTime":347,"updateBy":4,"updateTime":347,"remark":4,"scope":4,"id":348,"siteId":8,"sourceId":349,"categoryId":260,"brandId":7,"slug":350,"name":351,"code":4,"model":352,"subtitle":353,"description":354,"images":355,"files":4,"attributes":4,"price":4,"currency":4,"isHot":4,"status":11,"sort":11,"seoTitle":356,"seoDescription":357,"seoKeywords":4,"brand":358,"category":359},"2026-05-28 22:08:00",153818,4030,"153818","JFW Industries 75P-155 继电器可编程衰减器","75P-155","JFW 75P-155是一款75欧姆继电器可编程衰减器，频率范围DC-1000 MHz，衰减范围0-95.5dB，步进0.5dB。支持TTL控制，提供BNC、F、N、TNC连接器，适用于射频测试与通信系统。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>JFW Industries 推出的 \u003Cstrong>75P-155\u003C\u002Fstrong> 是一款75欧姆继电器可编程衰减器，衰减范围为0至95.5dB，步进为0.5dB。该设备工作频率覆盖直流至1000 MHz，额定射频输入功率为0.5瓦。此步进衰减器提供75欧姆的BNC、F、N或TNC同轴射频连接器可选。衰减器具备八个独立控制的衰减步进：0.5dB、1dB、2dB、4dB、8dB、16dB、32dB和32dB。\u003C\u002Fp>\u003Ch3>核心参数\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>型号：\u003C\u002Fstrong>75P-155\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>频率范围：\u003C\u002Fstrong>DC-1000 MHz\u003C\u002Fli>\u003Cli>\u003Cstrong>总衰减量：\u003C\u002Fstrong>95.5 dB\u003C\u002Fli>\u003Cli>\u003Cstrong>衰减步进：\u003C\u002Fstrong>0.5 dB\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 W\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, TNC\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>TTL控制说明\u003C\u002Fh3>\u003Cp>每个衰减步进都对应一条TTL控制线，该型号共配备八条TTL控制线（具体控制引脚定义请参考外形图纸）。\u003C\u002Fp>\u003Cul>\u003Cli>\u003Cstrong>TTL高电平：\u003C\u002Fstrong>开启对应的衰减步进。\u003C\u002Fli>\u003Cli>\u003Cstrong>TTL低电平：\u003C\u002Fstrong>关闭对应的衰减步进。\u003C\u002Fli>\u003C\u002Ful>\u003Cp>通过同时使用多条控制线，可以设置组合衰减值。例如：\u003C\u002Fp>\u003Cul>\u003Cli>要激活 \u003Cstrong>7.5dB\u003C\u002Fstrong> 设置，必须将0.5dB、1dB、2dB和4dB控制线全部设为TTL高电平。\u003C\u002Fli>\u003Cli>要激活 \u003Cstrong>20dB\u003C\u002Fstrong> 设置，必须将4dB和16dB控制线设为TTL高电平。\u003C\u002Fli>\u003Cli>要将衰减器设置为插入损耗状态（即 \u003Cstrong>0dB\u003C\u002Fstrong> 设置），必须将所有控制线设为TTL低电平。\u003C\u002Fli>\u003C\u002Ful>","[{\"name\":\"75P-155-BNC-programmable-attenuator-75-Ohm-relay-95.5dB-attenuation-0.5dB-steps.jpg\",\"preview\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002F995ffa2c-2f32-4aa4-97e3-664236b0c5f6.jpg\",\"size\":48387,\"thumbnail\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002F995ffa2c-2f32-4aa4-97e3-664236b0c5f6.jpg\",\"url\":\"image\u002F2026\u002F05\u002F28\u002F995ffa2c-2f32-4aa4-97e3-664236b0c5f6.jpg\"}]","JFW 75P-155 继电器可编程衰减器 DC-1000MHz 0-95.5dB","JFW Industries 75P-155 75欧姆继电器可编程衰减器，频率DC-1000MHz，衰减0-95.5dB，0.5dB步进，TTL控制，支持BNC\u002FF\u002FN\u002FTNC连接器，额定功率0.5W。",{"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":260,"siteId":4,"parentId":4,"ancestors":4,"slug":271,"name":272,"images":4,"files":4,"subtitle":4,"isHot":4,"status":4,"sort":4,"seoTitle":4,"seoDescription":4,"seoKeywords":4},200,"查询成功"]