Experimental science. Elementary, practical and experimental physics (1890)
Hopkins, George M. (George Milton), 1842-1902 · New York, Munn & co. · leaf 167
paring offnarrow strips from its edge until it responds to the hightone which the bell is capable of giving out when bowed ina particular way. Now, by causing the bell to vibratestrongly and placing it near opposite ends of the resonatorin alternation, it will be found that the deeper cavity will… … The Mouth used as a Resonator. E.xperiment with the Jews Harp respond only to the grave note of the bell, while the shal-lower cavity will re-enforce only the overtone to which it istuned. In this experiment it will be found a little moreconvenient to have separate resonators for the…
Physics · Lantern projection · Electric apparatus and appliances
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