文章介绍用于声纳和水下寻的声系统试验测试的信号产生系统 ,系统通过计算机控制定量产生多种声系统工作所需的带有目标运动特征的多种信号 ,包括 :目标方位、距离、强度、速度、舷角等特征。经系统测试和实际应用证明 ,系统工作稳定可靠。该系统获国家科技进步三等奖。 This paper introduces a signal generation system for sonar and underwater acoustic system test. The system generates a variety of signals with target motion characteristics required by a variety of sound system operations through computer control, including: target azimuth, distance , Strength, speed, side angle and other features. The system test and practical application shows that the system work is stable and reliable. The system won the third prize of national science and technology progress.