深圳大学视听技术研究所研制的 SU8800型国产化立体声电影还音设备今年6月下旬通过了广东省科委鉴定。SU8800用于4—2—4方式编码的光学声带立体声还音。它采用新的解码和环境声处理方法,运用降噪、均衡、次低音扩展、高保质功率放大等技术手段,使影片中记录的编码立体声得到真实重现;用于普通影片还音时,也能产生摸拟环境声和扩展低音,改善放 Shenzhen Institute of audio-visual technology SU8800 type localization of domestic stereo movie sound equipment passed the Guangdong Provincial Science and Technology Commission in late June this year. SU8800 4-2-4 encoding for the use of optical vocal stereo sound reinforcement. It uses new decoding and ambient sound processing methods, the use of noise reduction, equalization, subwoofer expansion, high-quality power amplifier and other technical means to make the film recorded in the encoded stereo to be truly reproduced; for ordinary video is also sound, but also Can produce a simulated ambient sound and extended bass, improve the release