Echometer - definition of Echometer by The Free Dictionary
|n.||1.||(Mus) A graduated scale for measuring the duration of sounds, and determining their different, and the relation of their intervals.|
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive
Shell thickness was measured using a digital micrometer (Echometer
1061, Robotmation Company, Tokyo, Japan).
Egg shell thickness was determined by gauge thickness ultrasonic (Echometer
Artie went on to patent an early version of the sonar system of measuring ocean depths, inventing a very early form of sonar called the Echometer
, and worked at the Marconi company until his death in 1949 at the age of 62.