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Industries 50R-248 手动步进衰减器","50R-248","JFW Industries 50R-248 是一款50欧姆手动步进衰减器，衰减范围0-10dB，步进1dB。工作频率DC-2500 MHz，额定功率2W，提供多种射频连接器选项，适用于各类射频测试与系统集成。","\u003Ch3>产品概述\u003C\u002Fh3>\u003Cp>JFW Industries 型号 \u003Cstrong>50R-248\u003C\u002Fstrong> 是一款50欧姆手动步进衰减器，衰减范围为0至10dB，步进精度为1dB。该设备采用单旋钮设计，操作简便，适用于DC至2500 MHz的频率范围，额定平均射频输入功率为2瓦。\u003C\u002Fp>\u003Ch3>主要特性\u003C\u002Fh3>\u003Cul>\u003Cli>\u003Cstrong>阻抗\u003C\u002Fstrong>：50 Ohm\u003C\u002Fli>\u003Cli>\u003Cstrong>总衰减量\u003C\u002Fstrong>：10 dB\u003C\u002Fli>\u003Cli>\u003Cstrong>衰减步进\u003C\u002Fstrong>：1 dB\u003C\u002Fli>\u003Cli>\u003Cstrong>频率范围\u003C\u002Fstrong>：DC - 2500 MHz\u003C\u002Fli>\u003Cli>\u003Cstrong>射频输入功率\u003C\u002Fstrong>：2 Watts（平均）\u003C\u002Fli>\u003Cli>\u003Cstrong>连接器类型\u003C\u002Fstrong>：BNC、SMA、TNC 或反极性 TNC\u003C\u002Fli>\u003Cli>\u003Cstrong>安装方式\u003C\u002Fstrong>：前面板带有四个安装孔，支持面板安装\u003C\u002Fli>\u003C\u002Ful>\u003Ch3>产品详情\u003C\u002Fh3>\u003Cp>50R-248 手动衰减器采用单旋转旋钮设计，用户可轻松调节衰减值。设备提供多种50欧姆同轴射频连接器选项，包括 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mounting）\u003C\u002Fli>\u003C\u002Ful>","[{\"name\":\"50R-249-SMA-manual-attenuator-single-knob-0dB-to-1dB-by-0.1dB-step-50-ohm.jpg\",\"preview\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F29\u002F3ac1d5bc-121b-4114-b299-41483169b26d.jpg\",\"size\":67420,\"thumbnail\":\"https:\u002F\u002Fzhht-images.oss-cn-beijing.aliyuncs.com\u002Fimage\u002F2026\u002F05\u002F29\u002F3ac1d5bc-121b-4114-b299-41483169b26d.jpg\",\"url\":\"image\u002F2026\u002F05\u002F29\u002F3ac1d5bc-121b-4114-b299-41483169b26d.jpg\"}]","JFW Industries 50R-249 手动步进衰减器 DC-2500MHz 0-1dB 50欧姆","JFW Industries 50R-249 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