The sensor's signal is decomposed to two signals by circuit of 90 degree move-phase and two circuits of phase-sensitive detecting rectification.
通过90度移相电路和两路相敏检波电路实现了对探头信号进行二维提取。
2
The principles of the LVDT, the phase-sensitive detector and the triangular wave generator are briefly illustrated in this paper. A practical LVDT readout.
The working principle, technical specification and maintenance standard of the new WXJ25 phase-sensitive track circuit receiver were introduced in this paper.