In allusion to a series of problems in application of oscilloscopes,both the merit and demerit about analog oscilloscopes and DSO are discussed and compared in detail.

• 针对示波器实际应用中需要面对的一系列问题，讨论并比较了模拟示波器和数字示波器各自的优缺点，介绍了数字示波器的功能与性能；