We recommend reading this article. It's a guide to analog audio signal types and the different connectors and cables used to transfer them between devices. Written with an emphasis on real life situations, this is an ideal resource for musicians, beginner sound technicians and anyone involved in the pro audio scene wishing to expand their knowledge of analog audio signals. Learn about the difference between a mic, line and guitar level signal and how it is possible to connect between any analog input or output providing you use the right connector, cable and signal converter.