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以虚拟仪器概念为基础、结合微电子技术和计算机技术，利用NI公司的高速采集板卡5622、FPGA和计算机实现。测试结果表明，可以长时间记录高采样率下的无线信号；实时解调和信号处理的功能可以在很短时间内得出信号质量的相关信息，进而判断信号源的工作状态。可用于无线通信设备的测试，能够简化测试过程，节省人力。“,”Laying the foundation on the virtual instrument technology ,combining the microelectronics technology and the computer technology ,which can take samples continuously is composed from a PXI‐E5622 ADC ,a virtex5 FPGA and a computer .The test result shows that it can record wireless signals under high sample rate .Owing to the function of demodulation ,it’s easy to get to know the quality of the signal and to judge the working state of the signal source .Surely will simplify the wireless testing process and save manual labor when used in the test of wireless communication equipments .