147 was a 93 million euros digital audio broadcasting project whose technologies went into Musicam, and which was used as the basis for MPEG-1 Layer II (MP2) and used in DAB (Digital Audio Broadcast), and ASPEC (Adaptive Spectral Perceptual Entropy Coding), which was used in a modified form in MP3 audio.
Проект, разработки которого были использованы как основа стандарта MPEG-1 Layer II (MP2) и в DAB (Digital Audio Broadcast), и ASPEC (Adaptive Spectral Perceptual Entropy Coding), который был использован в модифицированном виде в стандарте MP3 и др.