是德科技Keysight 81571A衰减器模块参数及应用场景
Published on2026-06-10
Keysight 81571A是款单槽、斜角接口的高精度可变光衰减器模块，应用在Keysight光通信测试平台上，广泛用在1200-1700nm单模光纤系统测试中，以下就是Keysight 81571A的参数及应用领域。Keysight 81571A参数衰减范围：0dB-60dB波长范围：1200nm-1700nm波长平坦度：＜0.05dB衰减准确度：＜0.1dB可重复性：＜10mdB最大输入光功率：2W插入损耗：典型值很低偏振相关损耗：低偏振模色散（PMD）与色散（CD）：极低。接口：支持多种可互换连接器Keysight 81571A应用领域光放大器性能测试精准控制光功率输入，完成对光放大器增益、噪声系数等关键指标的表征光网络元器件评估可对电信、数据通信系统中的各类光器件（如连接器、耦合器、波分复用器件等）进行性能测试多波长光系统测试内置增强校准功能，可降低测试不确定度，加快校准速度，适配多波长场景的测试需求注意：该型号已停产，官方推荐可替代型号为N7751C，可通过官方渠道享受技术支持、校准维修等售后服务。
Key Words：Keysight 81571A81571A81571A衰减器模块
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