Values are what we, as a profession, judge to be right. They are more than words-they are the moral, ethical, and professional attributes of character. . . there are certain core values that must be instilled in members of the U.S. Army-civilian and uniformed soldier alike.
Industrial Hygiene. Noise. Full text of hearing conservation program. Materials on acoustics. Noise attentuation. Noise basics. Technical material from NIOSH. Hearing protection devices. Noise induced hearing loss.
Pink noise, or 1/Æ, (one over frequency) is a low frequency wave-like pattern with equal energy in all octaves. a chart! (Yes that explains everything I'm sure.) Pink noise straddles the line between white noise and brown noise. White noise is entirely uncorrelated data, complete chaos, the snow on the tv screen. Brown noise is highly correlated data full of predictability. So pink noise is where the chaos of white noise and the order of brown noise meet. Some things send out the actual frequency of pink noise and some behaviors or patterns when tracked and put on a graph match up to the pattern of pink noise. I think pink noise sounds like a big waterfall. I'm listening to it right now. It's really good at drowning out the outside world, curing the ringing in your ears, or for just relaxing. Things with pink noise: wind; pulsating quasars; your heartbeat