ICS17.220 CCSA50 团体标准 T/SZMS0011—2025 实时数字示波器校准规范 CalibrationSpecificationforReal-timeDigitalOscilloscope 2025-11-05发布 2025-12-01实施 深圳市计量测试学会发布 全国团体标准信息平台 全国团体标准信息平台 T/SZMS0011—2025 I目次 目次.........................................................................................................................................................I 前言.....................................................................................................................................................III 实时数字示波器校准规范.............................................................................................................................1 1范围.............................................................................................................................................................1 2规范性引用文件.........................................................................................................................................1 3术语和定义.................................................................................................................................................1 4概述.............................................................................................................................................................1 5计量特性.....................................................................................................................................................1 6校准条件.....................................................................................................................................................3 6.1环境条件.............................................................................................................................................3 6.2标准器及其他设备.............................................................................................................................3 7校准项目及校准方法.................................................................................................................................4 7.1外观及工作正常性检查.....................................................................................................................4 7.2直流增益.............................................................................................................................................5 7.3直流偏置.............................................................................................................................................6 7.4频带宽度.............................................................................................................................................7 7.5上升时间.............................................................................................................................................8 7.6过冲...................................................................................................................................................10 7.7本底噪声...........................................................................................................................................10 7.8通道隔离度.......................................................................................................................................11 7.9时基...................................................................................................................................................11 7.10动态有效位数.................................................................................................................................12 7.11最高采样率.....................................................................................................................................15 7.12校准信号.........................................................................................................................................15 7.13输入阻抗.........................................................................................................................................17 7.14触发灵敏度......................................................................