数字编码制式无绝缘轨道电路调谐单元探析

On the Tune Unit of the Digital-Coding Audio Frequency Track Circu it

介绍了数字编码制式的音频无绝缘轨道电路轨旁调谐单元的结构及组成,对其进行了频率特性的测试研究。数字编码制式的音频无绝缘轨道电路轨旁调谐单元具有良好的选频特性。

With an introduction of the structure of the wayside tune unit of the digital-coding audio frequency track circuit, this paper discusses the test on the frequency character of the waysaid tune unit and holds that, the digital-coding tune unit has a good frequency-selected character in principium.