Revision history of "Template:Sound Amplitude"

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  • (cur | prev) 22:22, 1 July 2007Jeff (talk | contribs). . (2,221 bytes) (+19). . (Amplitude/Pressure)
  • (cur | prev) 18:25, 1 July 2007Jeff (talk | contribs). . (2,202 bytes) (+2,202). . (New page: =Amplitude/Pressure= Measured in dB [http://en.wikipedia.org/wiki/Decibels Decibels] The softest sound we as humans can hear is about 20 micro pascals (20µPa or 0 dB re 20µPa ) the lou...)