The Importance of Planning For A Stereo Manufacturer There have been a continuously developing process of recording, prepare & process, and playback equipment during the last century. This has placed the music in a totally new position in our society. Prior to the 20'th century music was only related to special occasions like concerts and the high festivals. This has changed. Nowadays we listen to music wherever we are, in supermarkets, cinemas, radios, official places and even from small pocketsized players. Earlier all music was live, today almost all music we listen to