Normal
If you're interested in the signal processing aspects, I would recommend Rick Lyons, Understanding Digital Signal Processing, is a pretty good introductory text, mentioned somewhere earlier in this thread.edit: I almsot forgot, there are a ton of references in my AES powerpoint also.http://www.cascadeacoustic.com/files/research/AES-PNW_Audio_Band_Test_and_Measurement.pdf
If you're interested in the signal processing aspects, I would recommend Rick Lyons, Understanding Digital Signal Processing, is a pretty good introductory text, mentioned somewhere earlier in this thread.
edit: I almsot forgot, there are a ton of references in my AES powerpoint also.
http://www.cascadeacoustic.com/files/research/AES-PNW_Audio_Band_Test_and_Measurement.pdf