UC (noise reduction)
The UC compander system (with "UC" derived from Universal Compatible or Universal Compander) is a noise reduction system for vinyl records, aiming at highest playback compatibility even without corresponding UC expander. == Overview == The UC compander system was developed in the 1980s by VEB Zentrum Wissenschaft und Technik (ZWT) of VEB Kombinat Rundfunk und Fernsehen (RFT) in the former German Democratic Republic (GDR).