Speech files for testing noise cancellation

clean.wav	A 40-second passage concerning sailors. All other files
		have noise added to this passage. The final digit of the
		file names indicates the noise amplitude.

car1.wav	Car noise

factory1.wav	Factory Noise at two sound levels
factory2.wav

lynx1.wav	A lynx helicopter
lynx2.wav

phantom1.wav	An F15 fighter aircraft
phantom2.wav
phantom4.wav