针对通用接收机的中频信号输出，设计了中频信号采集、中频信号处理和高速数据传输硬件系统，应用于无线电监测系统。
For the snke of radio surveillance we design the hardware system with the function of IF data sampling, IF data processing and high speed data transferring.
提出了一个欠采样中频收发器的体系结构，它在中频数字化以前先通过欠采样将中频频率变到一个较低的频率。
A receiver architecture is presented that utilizes the subsampling concept to down-convert the IF signal to a lower IF before been digitized.
提出了一个欠采样中频收发器的体系结构，它在中频数字化以前先通过欠采样将中频频率变到一个较低的频率。
A receiver architecture is presented that utilizes the subsampling concept to down-convert the IF signal to a lower IF before been digitized.
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