About Shure SM57 Uni-directional Dynamic Microphone
The Shure SM57 unidirectional dynamic microphone is exceptional for musical instrument pickup or for vocals. With its bright, clean sound and carefully contoured presence rise, the SM57 is ideal for live sound reinforcement and recording. It has an extremely effective cardioid pickup pattern which isolates the main sound source while minimizing background noise. In the studio, it is excellent for recording drums, guitar, and woodwinds. For musical instruments or vocals, the SM57 is a consistent choice of professional performers. It is also the standard microphone used on the podium of the U.S. President for over 30 years. Its outstanding performance, legendary reliability, and diversity of application make this "workhorse" the choice of performers, producers, and sound engineers the world over. . . . . .

Audio Systems Guide for Theater Performances The purpose of this booklet is to provide useful tips, practical advice and a general knowledge of microphones and other audio tools – all with the clear intent of making theater productions as understandable, clear and impressive as possible.