Dual-channel time-frequency high-precision transmission intermediate node device

The invention provides a dual-channel time-frequency high-precision transmission intermediate node device, which comprises a signal acquisition and processing control module, a phase shift module and a frequency mixing and phase locking module, frequency signals output by a crystal oscillator are adjusted in a mode of combining digital control and analog quantity control to obtain high-precision time frequency transmission with high transmission precision, low noise and high frequency stability. 本发明提供了一种双信道时间频率高精度传递中间节点装置，包括信号采集处理控制模块、移相模块和混频锁相模块，通过数字控制与模拟量控制结合的方式调整晶振输出的频率信号获得传输精度高、噪音小、频率稳定度高的高精度时间频率传输。