The Smaller the Better
SEP 01, 1950
Pocket‐size sound‐level meter
DOI: 10.1063/1.3066997
A sound‐level meter, flashlight size and weighing slightly over two pounds, has been announced by Hermon Hosmer Scott, Incorporated. It covers the range from 34 to 150 decibels above standard ASA weighting characteristics which duplicate the ear response at various loudness levels and is run on readily available batteries. At last there is an easy way of finding out whether one’s neighbor is really playing his radio too loud or whether one is just jumpy.
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© 1950 American Institute of Physics
