Sound and Recording by Francis Rumsey and Tim McCormick
This chapter describes the principles and basic operation of audio mixers. It begins with a description of a simple system and moves on to consider the facilities of large-scale multitrack systems. Because many design and layout concepts of analog mixers find a place in more recent digital mixers, these aspects are covered here in a fairly generic way. Those features found more commonly only in digital systems are described towards the end of the chapter.
In its simplest form an audio mixer combines several incoming signals into a single output signal. This cannot be achieved simply by connecting all the incoming signals in parallel and then feeding them into a single ...