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There sults show that the measurement is affected by the installation of the transducer in the site and the operation of the memory oscilloscope, but the influence is very little.
传感器的现场安装和存贮示波器的操作对测量有影响，但不影响测试结果的准确性。
This paper introduces definition, construction and principle, advantages and shortages of three historical periods: analogic oscilloscope, digital memory scope and digital fluorescence scope.
介绍了模拟示波器、数字储存示波器、数字荧光示波器三代示波器的定义、结构原理、优缺点。
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