Frequency measurement is usually implement by accounting the measured signals and standard signals, thus quantizing error becomes the main source of measuring error.
频率测量一般是通过对被测信号和标准信号计数实现,因此量化误差是引起测量误差的主要原因。
2
The design method of normal frequencystandard signal source, which utilizes program control digital wave synthesis technology and achieved by microcontroller was given.
采用程控数字波形合成技术,通过单片微型计算机系统实现了工频标准信号源。
3
The main part of the platform is the production of arbitrary signal driVe source and high frequencystandard signal driVe source.