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...Agenda a brief overview history of digital audio basic concepts object how it works signal processing in based on headphones immersive speaker layouts trends and summary signals snapshot view parameter values ranges comment bandwidth hz to khz audible for human ear sound pressure level db spl range sounds acceptable energy note pa e bar w m or humans can hear wave creating changes less than billionth atmospheric loudness resolution smallest volume change that is perceived by sampling rates oversampled up recording levels input adc full scale output normal sample bits per lo internet pcm sampled ld cd dat sony md midi mpeg stereo compression standards iso mp aac radio tv broad cast video dtv atsc broadcast h avc dolby ac multi channel dab till now cinema home dts theater vcd dvd blueray dd hd encoded tracks movies songs concerts gaming devices fm synthesis synthetic atari consoles game boy nintendo gadgets natural sega saturn ps onwards microsoft xbox channels compressed next d experien...