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控制方式\u003C\u002Fh3>\u003Cp>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。向某一焊接馈通端子施加\u003Cstrong>+12Vdc\u003C\u002Fstrong>电压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\u003Cstrong>0dB\u003C\u002Fstrong>设定）。当焊接馈通端子处于开路或接地状态时，对应步进衰减关闭。\u003C\u002Fp>\u003Cp>用户可同时激活多个步进以设定组合衰减值。例如：\u003C\u002Fp>\u003Cul>\u003Cli>设定\u003Cstrong>3dB\u003C\u002Fstrong>衰减时，需同时激活\u003Cstrong>1dB\u003C\u002Fstrong>和\u003Cstrong>2dB\u003C\u002Fstrong>控制线。\u003C\u002Fli>\u003Cli>设定\u003Cstrong>14dB\u003C\u002Fstrong>衰减时，需同时激活\u003Cstrong>2dB、4dB\u003C\u002Fstrong>和\u003Cstrong>8dB\u003C\u002Fstrong>控制线。\u003C\u002Fli>\u003Cli>设定为插入损耗状态（即\u003Cstrong>0dB\u003C\u002Fstrong>）时，所有控制线必须关闭（接地或开路）。\u003C\u002Fli>\u003C\u002Ful>","[{\"name\":\"50P-1941-SMA-programmable-attenuator-50-Ohm-relay-15dB-attenuation-1dB-steps.jpg\",\"preview\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002F08bc602f-fd5f-44f5-8304-b82ad07a4924.jpg\",\"size\":71155,\"thumbnail\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002F08bc602f-fd5f-44f5-8304-b82ad07a4924.jpg\",\"url\":\"image\u002F2026\u002F05\u002F28\u002F08bc602f-fd5f-44f5-8304-b82ad07a4924.jpg\"}]","JFW 50P-1941 可编程继电器步进衰减器 | DC-3000MHz 0-15dB 10W 50欧姆","JFW Industries 50P-1941 可编程继电器衰减器，频率范围DC-3000MHz，衰减范围0-15dB，步进1dB，50欧姆阻抗，10瓦射频输入功率，+12Vdc控制，切换速度10mS，提供BNC\u002FN\u002FSMA\u002FTNC连接器选项，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":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":217,"updateBy":4,"updateTime":218,"remark":4,"scope":4,"id":219,"siteId":8,"sourceId":220,"categoryId":188,"brandId":7,"slug":221,"name":222,"code":4,"model":223,"subtitle":224,"description":225,"images":226,"files":4,"attributes":4,"price":4,"currency":4,"isHot":4,"status":11,"sort":11,"seoTitle":227,"seoDescription":228,"seoKeywords":4,"brand":229,"category":230},"2026-05-28 21:46:51","2026-05-28 21:46:50",153779,3991,"153779","JFW 50P-1953 继电器可编程衰减器 DC-2500MHz","50P-1953","JFW 50P-1953是一款50欧姆继电器可编程衰减器，衰减范围0至120dB，步进10dB，工作频率DC-2500MHz，额定射频输入功率1W，支持+12Vdc控制，提供多种同轴连接器可选。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>JFW 50P-1953是一款50欧姆继电器可编程衰减器，衰减范围为0至120dB，步进10dB。工作频率覆盖DC-2500MHz，额定射频输入功率为1W。该步进衰减器提供BNC、N、SMA或TNC同轴射频连接器可选。\u003C\u002Fp>\u003Cp>该衰减器具有五个独立控制的衰减阶：\u003Cstrong>10dB、20dB、30dB、30dB和30dB\u003C\u002Fstrong>，可通过组合激活多个衰减阶来实现多种衰减值设定。\u003C\u002Fp>\u003Ch3>控制方式\u003C\u002Fh3>\u003Cp>\u003Cstrong>+12Vdc控制\u003C\u002Fstrong>\u003C\u002Fp>\u003Cp>每个衰减阶都有对应的焊接馈通接口，用于施加控制电压。向焊接馈通接口施加+12Vdc将激活该阶的衰减功能。内部继电器采用故障安全设计，默认设置为直通路径（即0dB状态）。焊接馈通接口处于开路或接地状态时，该阶衰减关闭。\u003C\u002Fp>\u003Cp>可同时激活多个衰减阶以设定组合衰减值：\u003C\u002Fp>\u003Cul>\u003Cli>\u003Cstrong>40dB设定：\u003C\u002Fstrong>需激活10dB和30dB控制线\u003C\u002Fli>\u003Cli>\u003Cstrong>50dB设定：\u003C\u002Fstrong>需激活20dB和30dB控制线\u003C\u002Fli>\u003Cli>\u003Cstrong>0dB设定（插入损耗状态）：\u003C\u002Fstrong>所有控制线关闭（接地或开路）\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>技术参数\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>型号：\u003C\u002Fstrong>50P-1953\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>50 Ohm\u003C\u002Fli>\u003Cli>\u003Cstrong>总衰减：\u003C\u002Fstrong>120 dB\u003C\u002Fli>\u003Cli>\u003Cstrong>衰减步进：\u003C\u002Fstrong>10 dB\u003C\u002Fli>\u003Cli>\u003Cstrong>频率范围：\u003C\u002Fstrong>DC-2500 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 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、N、SMA、TNC\u003C\u002Fli>\u003C\u002Ful>","[{\"name\":\"50P-1953-SMA-programmable-attenuator-50-Ohm-relay-120dB-attenuation-10dB-steps.jpg\",\"preview\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002F60168282-139b-4420-968f-afcc306147a0.jpg\",\"size\":56146,\"thumbnail\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002F60168282-139b-4420-968f-afcc306147a0.jpg\",\"url\":\"image\u002F2026\u002F05\u002F28\u002F60168282-139b-4420-968f-afcc306147a0.jpg\"}]","JFW 50P-1953 可编程衰减器 | DC-2500MHz 0-120dB 继电器衰减器","JFW 50P-1953可编程衰减器，50欧姆阻抗，衰减范围0-120dB，步进10dB，频率DC-2500MHz，切换速度6mS，+12Vdc控制，支持BNC\u002FN\u002FSMA\u002FTNC连接器，适用于射频测试与信号调节。",{"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":232,"updateBy":4,"updateTime":233,"remark":4,"scope":4,"id":234,"siteId":8,"sourceId":235,"categoryId":188,"brandId":7,"slug":236,"name":237,"code":4,"model":238,"subtitle":239,"description":240,"images":241,"files":4,"attributes":4,"price":4,"currency":4,"isHot":4,"status":11,"sort":11,"seoTitle":242,"seoDescription":243,"seoKeywords":4,"brand":244,"category":245},"2026-05-28 21:46:20","2026-05-28 21:46:19",153778,3990,"153778","JFW 50P-1974 可编程继电器衰减器","50P-1974","JFW 50P-1974是一款50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-250MHz，支持+12Vdc控制，提供BNC、N、SMA、TNC连接器可选，适用于射频信号精确衰减控制应用。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>JFW 50P-1974 是一款50欧姆继电器可编程衰减器，衰减范围为0至127dB，步进精度1dB。该器件工作频率覆盖DC-250MHz，额定射频输入功率为2瓦。提供BNC、N、SMA和TNC同轴射频连接器可选，满足多种系统集成需求。\u003C\u002Fp>\u003Ch3>工作原理\u003C\u002Fh3>\u003Cp>该衰减器内置七个独立控制衰减档位：\u003Cstrong>1dB、2dB、4dB、8dB、16dB、32dB和64dB\u003C\u002Fstrong>。通过同时激活多个档位，可实现任意组合衰减值。例如，设置5dB衰减需同时激活1dB和4dB控制线；设置15dB衰减需同时激活1dB、2dB、4dB和8dB控制线。\u003C\u002Fp>\u003Ch3>控制方式\u003C\u002Fh3>\u003Cp>每个衰减档位对应一个焊接馈通端子，用于施加控制电压。向馈通端子施加\u003Cstrong>+12Vdc\u003C\u002Fstrong>电压即可开启对应档位的衰减。内部继电器采用故障安全设计，默认导通路径为0dB状态。馈通端子处于开路或接地状态时，对应档位衰减关闭。将衰减器设置为插入损耗状态（即0dB）时，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>50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-250MHz\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>2瓦\u003C\u002Fli>\u003Cli>\u003Cstrong>控制电压：\u003C\u002Fstrong>+12Vdc\u003C\u002Fli>\u003Cli>\u003Cstrong>射频连接器：\u003C\u002Fstrong>BNC、N、SMA、TNC可选\u003C\u002Fli>\u003Cli>\u003Cstrong>继电器类型：\u003C\u002Fstrong>故障安全型，默认0dB导通\u003C\u002Fli>\u003C\u002Ful>","[{\"name\":\"50P-1974-SMA-programmable-attenuator-50-Ohm-relay-127dB-attenuation-1dB-steps.jpg\",\"preview\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002F41f70c6a-f8bb-4777-b44a-69a5e20d27a0.jpg\",\"size\":57169,\"thumbnail\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002F41f70c6a-f8bb-4777-b44a-69a5e20d27a0.jpg\",\"url\":\"image\u002F2026\u002F05\u002F28\u002F41f70c6a-f8bb-4777-b44a-69a5e20d27a0.jpg\"}]","JFW 50P-1974 可编程继电器衰减器 DC-250MHz 0-127dB 50欧姆","JFW 50P-1974可编程继电器衰减器，50欧姆阻抗，衰减范围0-127dB，步进1dB，频率DC-250MHz，+12Vdc控制，支持BNC\u002FN\u002FSMA\u002FTNC连接器，适用于射频信号精确衰减控制。",{"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":247,"updateBy":4,"updateTime":248,"remark":4,"scope":4,"id":249,"siteId":8,"sourceId":250,"categoryId":188,"brandId":7,"slug":251,"name":252,"code":4,"model":253,"subtitle":254,"description":255,"images":256,"files":4,"attributes":4,"price":4,"currency":4,"isHot":4,"status":11,"sort":11,"seoTitle":257,"seoDescription":258,"seoKeywords":4,"brand":259,"category":260},"2026-05-28 21:45:44","2026-05-28 21:45:43",153777,3989,"153777","JFW Industries 50P-1975 可编程继电器衰减器 DC-500MHz 0-127dB","50P-1975","JFW 50P-1975是一款50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-500MHz，额定射频输入功率2W，支持+12Vdc控制，提供BNC、N、SMA、TNC等多种射频连接器选项。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>型号50P-1975是JFW Industries推出的50欧姆继电器可编程衰减器，衰减范围为0至127dB，步进精度为1dB。该器件工作频率覆盖DC-500MHz，额定射频输入功率为2W。此款步进衰减器可选配BNC、N、SMA或TNC同轴射频连接器。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64dB\u003C\u002Fstrong>。\u003C\u002Fp>\u003Ch3>控制方式\u003C\u002Fh3>\u003Cp>每个衰减档位均对应一个焊接馈通端子，用于施加控制电压。向对应馈通端子施加\u003Cstrong>+12Vdc\u003C\u002Fstrong>电压即可激活该档位的衰减功能。内部继电器采用故障安全设计，默认保持直通状态（即0dB设置）。馈通端子处于开路或接地状态时，对应档位的衰减功能关闭。\u003C\u002Fp>\u003Ch3>组合衰减设置\u003C\u002Fh3>\u003Cp>可同时激活多个档位以实现组合衰减值：\u003C\u002Fp>\u003Cul>\u003Cli>设置\u003Cstrong>5dB\u003C\u002Fstrong>衰减：需同时激活1dB和4dB控制线\u003C\u002Fli>\u003Cli>设置\u003Cstrong>15dB\u003C\u002Fstrong>衰减：需同时激活1dB、2dB、4dB和8dB控制线\u003C\u002Fli>\u003Cli>设置\u003Cstrong>0dB\u003C\u002Fstrong>（插入损耗状态）：所有控制线关闭（接地或开路）\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>核心参数\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>阻抗：\u003C\u002Fstrong>50欧姆\u003C\u002Fli>\u003Cli>\u003Cstrong>衰减范围：\u003C\u002Fstrong>0-127dB\u003C\u002Fli>\u003Cli>\u003Cstrong>步进精度：\u003C\u002Fstrong>1dB\u003C\u002Fli>\u003Cli>\u003Cstrong>频率范围：\u003C\u002Fstrong>DC-500MHz\u003C\u002Fli>\u003Cli>\u003Cstrong>切换速度：\u003C\u002Fstrong>6ms\u003C\u002Fli>\u003Cli>\u003Cstrong>射频输入功率：\u003C\u002Fstrong>2W\u003C\u002Fli>\u003Cli>\u003Cstrong>控制电压：\u003C\u002Fstrong>+12Vdc\u003C\u002Fli>\u003Cli>\u003Cstrong>射频连接器：\u003C\u002Fstrong>BNC、N、SMA、TNC可选\u003C\u002Fli>\u003C\u002Ful>","[{\"name\":\"50P-1975-SMA-programmable-attenuator-50-Ohm-relay-127dB-attenuation-1dB-steps.jpg\",\"preview\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002F02245686-2c9b-4641-a151-62a16b35e85b.jpg\",\"size\":57169,\"thumbnail\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002F02245686-2c9b-4641-a151-62a16b35e85b.jpg\",\"url\":\"image\u002F2026\u002F05\u002F28\u002F02245686-2c9b-4641-a151-62a16b35e85b.jpg\"}]","JFW 50P-1975 可编程继电器衰减器 | DC-500MHz 0-127dB 50欧姆","JFW Industries 50P-1975可编程继电器衰减器，50欧姆阻抗，DC-500MHz频率范围，0-127dB衰减范围，1dB步进，+12Vdc控制，支持BNC\u002FN\u002FSMA\u002FTNC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":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":262,"updateBy":4,"updateTime":262,"remark":4,"scope":4,"id":263,"siteId":8,"sourceId":264,"categoryId":188,"brandId":7,"slug":265,"name":266,"code":4,"model":267,"subtitle":268,"description":269,"images":270,"files":4,"attributes":4,"price":4,"currency":4,"isHot":4,"status":11,"sort":11,"seoTitle":271,"seoDescription":272,"seoKeywords":4,"brand":273,"category":274},"2026-05-28 21:45:26",153776,3988,"153776","JFW 50P-1976 可编程继电器衰减器 DC-1000MHz 0-127dB","50P-1976","JFW 50P-1976 是一款50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2瓦，支持BNC、N、SMA、TNC连接器可选，+12Vdc控制。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>JFW 50P-1976 是一款 \u003Cstrong>50 欧姆继电器可编程衰减器\u003C\u002Fstrong>，衰减范围为 0 至 127dB，步进为 1dB。工作频率覆盖 DC-1000 MHz，额定射频输入功率为 2 瓦。该步进衰减器提供 BNC、N、SMA 或 TNC 同轴射频连接器可选。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 64dB\u003C\u002Fstrong>。\u003C\u002Fp>\u003Ch3>+12Vdc 控制方式\u003C\u002Fh3>\u003Cp>每个衰减档位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> 即可开启该档位的衰减功能。内部继电器采用故障安全设计，默认保持在直通路径状态（即 0dB 设置）。当焊接馈通端子处于开路或接地状态时，该档位的衰减功能关闭。可同时激活多个档位以实现组合衰减值。例如，设置 5dB 衰减时，需激活 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），所有控制线必须处于关闭状态（接地或开路）。\u003C\u002Fp>\u003Ch3>技术规格\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>型号：\u003C\u002Fstrong>50P-1976\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>50 欧姆\u003C\u002Fli>\u003Cli>\u003Cstrong>总衰减量：\u003C\u002Fstrong>127 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>2 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、N、SMA、TNC 可选\u003C\u002Fli>\u003C\u002Ful>","[{\"name\":\"50P-1976-SMA-programmable-attenuator-50-Ohm-relay-127dB-attenuation-1dB-steps.jpg\",\"preview\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002F8f66b6b6-53e4-4a6d-946b-810e76a249da.jpg\",\"size\":57169,\"thumbnail\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002F8f66b6b6-53e4-4a6d-946b-810e76a249da.jpg\",\"url\":\"image\u002F2026\u002F05\u002F28\u002F8f66b6b6-53e4-4a6d-946b-810e76a249da.jpg\"}]","JFW 50P-1976 可编程继电器衰减器 DC-1000MHz 0-127dB 步进1dB","JFW 50P-1976 可编程继电器衰减器，50欧姆阻抗，衰减范围0-127dB，步进1dB，频率DC-1000MHz，切换速度6mS，额定功率2W，+12Vdc控制，支持BNC\u002FN\u002FSMA\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":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":276,"updateBy":4,"updateTime":277,"remark":4,"scope":4,"id":278,"siteId":8,"sourceId":279,"categoryId":188,"brandId":7,"slug":280,"name":281,"code":4,"model":282,"subtitle":283,"description":284,"images":285,"files":4,"attributes":4,"price":4,"currency":4,"isHot":4,"status":11,"sort":11,"seoTitle":286,"seoDescription":287,"seoKeywords":4,"brand":288,"category":289},"2026-05-28 21:45:00","2026-05-28 21:44:59",153775,3987,"153775","JFW Industries 50P-1978 可编程继电器衰减器","50P-1978","JFW 50P-1978是一款50欧姆继电器可编程衰减器，频率覆盖DC至2700MHz，衰减范围0-63dB，1dB步进，额定射频输入功率2W，配备SMA连接器，采用+12Vdc控制，适用于射频测试与信号调节等应用场景。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>JFW Industries 50P-1978 是一款50欧姆继电器可编程衰减器，衰减范围为0至63dB，步进精度为1dB。工作频率覆盖DC至2700MHz，额定射频输入功率为2瓦。该步进衰减器配备SMA母头同轴射频连接器，内部设有六个独立控制的衰减步进：1dB、2dB、4dB、8dB、16dB和32dB，通过组合可实现0至63dB的任意整数衰减值。\u003C\u002Fp>\u003Ch3>控制方式\u003C\u002Fh3>\u003Cp>\u003Cstrong>+12Vdc控制\u003C\u002Fstrong>\u003Cbr>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电压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，默认状态为直通路径（即0dB设置）。焊接馈通端子处于开路或接地状态时，该步进的衰减功能将关闭。\u003C\u002Fp>\u003Cp>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。若要将衰减器设置为插入损耗状态（即0dB设置），所有控制线必须关闭（即接地或开路）。\u003C\u002Fp>\u003Ch3>技术参数\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>品牌：\u003C\u002Fstrong>JFW Industries\u003C\u002Fli>\u003Cli>\u003Cstrong>型号：\u003C\u002Fstrong>50P-1978\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>50 Ohm\u003C\u002Fli>\u003Cli>\u003Cstrong>总衰减量：\u003C\u002Fstrong>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-2700 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>2 Watts\u003C\u002Fli>\u003Cli>\u003Cstrong>控制电压：\u003C\u002Fstrong>+12 Vdc\u003C\u002Fli>\u003Cli>\u003Cstrong>射频连接器：\u003C\u002Fstrong>SMA母头\u003C\u002Fli>\u003C\u002Ful>","[{\"name\":\"50P-1978-SMA-programmable-attenuator-50-Ohm-relay-63dB-attenuation-1dB-steps.jpg\",\"preview\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002Fccb6d156-ba2a-4978-a12c-b89ab53a6ce9.jpg\",\"size\":55639,\"thumbnail\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002Fccb6d156-ba2a-4978-a12c-b89ab53a6ce9.jpg\",\"url\":\"image\u002F2026\u002F05\u002F28\u002Fccb6d156-ba2a-4978-a12c-b89ab53a6ce9.jpg\"}]","JFW 50P-1978 可编程继电器衰减器 DC-2700MHz 0-63dB 50欧姆","JFW Industries 50P-1978可编程继电器衰减器，频率DC-2700MHz，衰减范围0-63dB，1dB步进，50欧姆阻抗，+12Vdc控制，2W射频输入功率，SMA连接器，切换速度6mS，适用于射频测试与信号调节。",{"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":291,"updateBy":4,"updateTime":292,"remark":4,"scope":4,"id":293,"siteId":8,"sourceId":294,"categoryId":188,"brandId":7,"slug":295,"name":296,"code":4,"model":297,"subtitle":298,"description":299,"images":300,"files":4,"attributes":4,"price":4,"currency":4,"isHot":4,"status":11,"sort":11,"seoTitle":301,"seoDescription":302,"seoKeywords":4,"brand":303,"category":304},"2026-05-28 21:44:31","2026-05-28 21:44:30",153774,3986,"153774","JFW Industries 50P-2033 可编程继电器衰减器 DC-1000MHz 0-1.5dB","50P-2033","JFW 50P-2033是一款50欧姆继电器可编程衰减器，频率覆盖DC至1000MHz，衰减范围0-1.5dB，步进0.1dB，额定功率1瓦，支持+12Vdc控制，可选N、SMA、TNC连接器。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>JFW Industries 50P-2033 是一款50欧姆继电器可编程衰减器，衰减范围为0至1.5dB，步进精度为0.1dB。该衰减器工作频率覆盖DC至1000MHz，额定射频输入功率为1瓦。可选配N型、SMA或TNC同轴射频连接器。\u003C\u002Fp>\u003Ch3>主要技术参数\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>型号\u003C\u002Fstrong>：50P-2033\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>：50欧姆\u003C\u002Fli>\u003Cli>\u003Cstrong>总衰减范围\u003C\u002Fstrong>：0至1.5dB\u003C\u002Fli>\u003Cli>\u003Cstrong>步进精度\u003C\u002Fstrong>：0.1dB\u003C\u002Fli>\u003Cli>\u003Cstrong>频率范围\u003C\u002Fstrong>：DC-1000MHz\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>：N型、SMA、TNC可选\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>控制方式\u003C\u002Fh3>\u003Cp>该衰减器具有四个独立控制的步进：\u003Cstrong>0.1dB、0.2dB、0.4dB和0.8dB\u003C\u002Fstrong>。每个衰减步进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+12Vdc电压即可开启对应步进的衰减功能。\u003C\u002Fp>\u003Cp>内部继电器采用故障安全设计，默认处于直通路径状态（即0dB设置）。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关闭。\u003C\u002Fp>\u003Cp>可同时激活多个步进以设置组合衰减值。例如，设置0.5dB衰减时，需激活0.1dB和0.4dB控制线；设置1.1dB衰减时，需激活0.1dB、0.2dB和0.8dB控制线。将衰减器设置为插入损耗状态（即0dB设置）时，所有控制线必须关闭（即接地或开路）。\u003C\u002Fp>","[{\"name\":\"50P-2033-SMA-programmable-attenuator-50-Ohm-relay-1.5dB-attenuation-0.1dB-steps.jpg\",\"preview\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002F0eb988d0-0c1a-4bc3-b320-5d6f7f5854eb.jpg\",\"size\":53938,\"thumbnail\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F28\u002F0eb988d0-0c1a-4bc3-b320-5d6f7f5854eb.jpg\",\"url\":\"image\u002F2026\u002F05\u002F28\u002F0eb988d0-0c1a-4bc3-b320-5d6f7f5854eb.jpg\"}]","JFW Industries 50P-2033 可编程继电器衰减器 DC-1000MHz","JFW 50P-2033可编程继电器衰减器，50欧姆，DC-1000MHz，衰减范围0-1.5dB，步进0.1dB，额定功率1W，+12Vdc控制，N\u002FSMA\u002FTNC连接器可选。",{"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":306,"updateBy":4,"updateTime":307,"remark":4,"scope":4,"id":308,"siteId":8,"sourceId":309,"categoryId":188,"brandId":7,"slug":310,"name":311,"code":4,"model":312,"subtitle":313,"description":314,"images":315,"files":4,"attributes":4,"price":4,"currency":4,"isHot":4,"status":11,"sort":11,"seoTitle":316,"seoDescription":317,"seoKeywords":4,"brand":318,"category":319},"2026-05-28 21:43:54","2026-05-28 21:43:53",153773,3985,"153773","JFW Industries 50P-2041 可编程继电器衰减器 DC-100MHz 0-127dB","50P-2041","JFW 50P-2041是一款50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-100MHz，支持+12Vdc控制，提供BNC、N、SMA及TNC多种射频连接器选择，适用于射频信号精确衰减控制场景。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>JFW Industries 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Industries 50MS-287 24×4非阻塞矩阵开关","24×4 Non-Blocking Matrix Switch","JFW Industries 50MS-287 是一款高性能的24×4非阻塞固态矩阵开关，工作频率覆盖20至2000 MHz，支持50欧姆阻抗，提供N型和SMA型母头连接器选项，适用于复杂的射频信号路由系统。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>JFW Industries 50MS-287 是一款专为高频射频应用设计的 \u003Cstrong>24×4 非阻塞矩阵开关\u003C\u002Fstrong>。该设备采用先进的固态开关技术，能够在20至2000 MHz的宽频带内提供**的信号路由性能，确保信号传输的完整性与可靠性。\u003C\u002Fp>\u003Ch3>核心参数\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>产品型号：\u003C\u002Fstrong>50MS-287\u003C\u002Fli>\u003Cli>\u003Cstrong>特性阻抗：\u003C\u002Fstrong>50 Ohm\u003C\u002Fli>\u003Cli>\u003Cstrong>矩阵配置：\u003C\u002Fstrong>24 x 4 非阻塞\u003C\u002Fli>\u003Cli>\u003Cstrong>频率范围：\u003C\u002Fstrong>20 - 2000 MHz\u003C\u002Fli>\u003Cli>\u003Cstrong>开关类型：\u003C\u002Fstrong>固态 (Solid-state)\u003C\u002Fli>\u003Cli>\u003Cstrong>未使用端口：\u003C\u002Fstrong>吸收式 (Absorptive)\u003C\u002Fli>\u003Cli>\u003Cstrong>射频输入功率：\u003C\u002Fstrong>+20 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