Here are some helpful downloads on pro audio and church sound. All downloads are in PDF format.

ShureAudio Systems for Houses of Worship PDF 1.13MB
Comprehensive review of microphones, wireless microphone systems and mixers for church sound applications.

Shure Microphone Techniques for Drums PDF 86KB
Some suggestions to follow when miking musical instruments and drums for sound reinforcement.

Shure Microphone Techniques for Music - Sound Reinforcement PDF 522KB
Recommended microphone type and placement for a large variety of vocal and instrument situations in live sound.

Shure Microphone Techniques for Music - Studio Recording PDF 367KB
Recommended microphone type and placement for a large variety of vocal and instrument situations for the studio.

JBL Sound System Design Reference Part 1 PDF 945KB
JBL Sound System Design Reference Part 2 PDF 559KB
Comprehensive guide to the design and deployment of live sound systems.

Shure Guide to Wireless Systems PDF 523KB
Comprehensive review of wireless microphone systems.