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3986系列噪声系数分析仪产品包括3986A(10MHz～4GHz)、3986D(10MHz～18GHz)、3986E(10MHz～26.5GHz)、3986F(10MHz～40GHz)和3986H(10MHz～50GHz)，具有频率覆盖范围宽、频段选择灵活、接收灵敏度高、用户界面友好、大屏幕双通道高清显示、外设接口丰富、双噪声源驱动等特点。能够测量放大器、上变频器和下变频器的噪声系数与增益，支持多级变频接收链路噪声系数的自动测量。具有直观的测量模式设置引导界面，提供多种输入交互方式，简化模式设置；具备完善的损耗补偿功能，能以固定或表格的形式补偿被测件前、后测量通道引入的损耗；内置噪声系数测量不确定度计算器，实现噪声系数测量不确定度的量化分析；提供测试通过/失败通知的限制线功能，简化了合格/不合格测试判定。便于使用的特征使工程技术人员都很容易正确设置测量、以不同的格式观察、保存测量结果。产品可广泛应用于雷达、通信、导航等电子设备的科研、生产、试验和技术保障测试。
宽频率覆盖范围
高灵敏度接收和高精度测试性能
中英文操作界面，大屏幕双通道高清显示
放大器、上变频器和下变频器测量模式
完善的损耗补偿功能
合格/不合格测试提示的限制线功能
丰富的外设接口
单边带和双边带测量功能
灵活的文件和表格处理功能
双噪声源驱动能力
3986 series noise figure analyzer products include 3986A (10MHz ～ 4GHz), 3986D (10MHz ～ 18GHz), 3986E (10MHz ～ 26.5GHz), 3986F (10MHz ～ 40GHz) and 3986H (10MHz ～ 50GHz), with wide frequency coverage Flexible frequency band selection, high receiving sensitivity, friendly user interface, large-screen dual-channel high-definition display, rich peripheral interface, dual noise source drive, etc. It can measure the noise figure and gain of amplifiers, up-converters and down-converters, and supports automatic measurement of the noise figure of multi-level frequency conversion receiving links. Intuitive measurement mode setting guide interface, providing a variety of input interaction methods, simplifying mode setting; with perfect loss compensation function, which can compensate for the loss introduced by the measurement channel before and after the test piece in a fixed or table form; built-in noise figure The measurement uncertainty calculator realizes the quantitative analysis of the noise figure measurement uncertainty; it provides the limit line function of test pass / fail notification, which simplifies the pass / fail test determination. The easy-to-use features make it easy for engineering and technical personnel to correctly set up measurements, observe and save measurement results in different formats. Products can be widely used in scientific research, production, testing and technical support testing of electronic equipment such as radar, communication, navigation, etc.
Wide frequency coverage
High sensitivity reception and high precision test performance
Chinese and English operation interface, large-screen dual-channel HD display
Amplifier, upconverter and downconverter measurement modes
Perfect loss compensation function
Limit line function for pass / fail test prompt
Rich peripheral interface
Single sideband and double sideband measurement functions
Flexible document and table processing functions
Dual noise source drive capability
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