Loudspeaker pressure drive units (two) (Serial Nos. 17933 & 29351) made by Western Electric

Made:: 1927 in United States

maker:: Western Electric Company, Inc

Loudspeaker pressure drive units (two) (Serial Nos. 17933 & 29351) made by Western Electric, type 555W, designed by Wente, patented 1926 (Bell Telephone Laboratories), impedance 10 ohms at 400 Hz, used in sound-film units, 1927. (Patent Nos. 263411, 266395, 275567, 275571, 297938)

Details

Category:: Sound Reproduction

Object Number:: 1990-538

type:: loudspeakers

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Loudspeaker pressure drive unit (Serial No. 17933) made by Western Electric Company

Loudspeaker pressure drive unit (Serial No. 17933) made by Western Electric Company, type 555W, designed by Wente, patented 1926 (Bell Telephone Laboratories), impedance 10 ohms at 400 Hz, used in sound-film units, 1927. (Patent Nos. 263411, 266395, 275567, 275571, 297938)