Turntables are and remain very popular. More and more turntables are being sold and the production numbers of records are increasing year by year.  With this information I would like to give the newbies who are new to turntables and cartridges a basis to understand the technical differences between MM / MC / MI ( MP )  cartridges.     MM = Moving Magnet    Nowadays the probably most common pick-up technology and especially in the entry level area dominating. At the uppe