si4730 收音程序 demo demo demo ,c proguam for si4730 mcu 51sireil

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

TEA5767 收音模块电路，该电路已经在本公司投产使用，参数可以不变-TEA5767 radio module circuit which has been put into use in the company, you can change the parameters