接收部分以超大规模AM/FM立体声收音集成芯片CXA1238S为主体，灵敏度、镜像抑制、信噪比等各项性能指标均达到设计要求；音频功率放大器采用集成芯片LM386，电压放大倍数最大为200。-Receive part of ultra-large-scale AM/FM stereo radio IC CXA1238S as the main body, sensitivity, image rejection, signal to noise ratio and other performanc

Analog circuit simulation has been inseparable from analog IC design. SPICE simulators are the only way to check circuitry prior to integration onto a chip. Further, the SPICE simulation allows measurements of currents and voltages that are vir