A master is a term used by a record label to refer to a sound recording fixed in tangible form and from which all subsequent copies of the sound recording are made.

What Should You Look For In A Good Mastering Engineer?
If you’re in the music biz, then you need good mastering before you launch your records. But, what should you look for in a good mastering engineer? Discover 5 of the most important qualities to make sure you make the right choice to give your tracks the competitive edge inside!