SOX audio examples
play -q -n synth sq F2 sq C3 remix - fade 0 5 .1 norm -4 bend 0.5,2477,3 fade 0 5 0.8 # THX-like sound. play is from the sox package.
play -n -c1 synth whitenoise lowpass -1 120 lowpass -1 120 lowpass -1 120 gain +14
play -q -n synth sq F2 sq C3 remix - fade 0 5 .1 norm -4 bend 0.5,2477,3 fade 0 5 0.8 # THX-like sound. play is from the sox package.
play -n -c1 synth whitenoise lowpass -1 120 lowpass -1 120 lowpass -1 120 gain +14