THE DESIGN OF FREQUENCY SHIFT TRACK CIRCUIT TEST SYSTEM
Wei Xueye\ Wang Xishi\ Ding Zhengting Research Institute of Automatic Transportation Science and Technology, Northern Jiaotong University, Beijing 100044
The frequency shift track circuit automatic test system using DSP technique and devices is implemented, which has the characteristics of quickness and accuracy. The characteristic of frequency shift track circuit, the frequency spectrum and sample frequency of frequency shift signal, and the test accuracy of low frequency modulated signal are analyzed in this paper.
【CateGory Index】： V284.237