本文应用快速付立叶变换（FFT）计算分析了冲击发生器与分压器之间的相互作用对全波波头时间测量的影响。
This paper deals with the influence of impulse generating and measuring system on the measurement of lightning impulse front time by Fast Fourier Transformation (FFT).
根据指数波试验和计算，文中给出了XZF-900精密电阻分压器和ZRF-1200低阻尼电容分压器的冲击测量误差。
The impulse measurement errors of the XZF—900 precision resistor divider and the ZRF—1200 low damped capacitor divider are given from exponential wave tests and calculations.
程控分压器是用于高电压冲击试验的二次分压器，是由单片机at89c51及外围电路组成的智能仪器。
This programmable control voltage divider is a secondary divider used for HV impulse test and an intelligent apparatus consisting of chip microprocessor AT89C51 and peripheral circuit.
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