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Horace Sheble
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Diaphragms For Electromechanical Transducers
(AREA)
Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups
(AREA)
Abstract
26,831. Sheble, H. Dec. 8. Phonographs &c.-The conical portion A, Fig. 1, of the horn of a phonograph &c. is covered with a layer of cloth or the like. This improves the quality of the sound, and also the appearance of the instrument.
GB190326831D1903-12-081903-12-08Improvements in Horns for Talking Machines
ExpiredGB190326831A
(en)