The talking machine world (Jan-June 1920)

Page scan 000950 from The talking machine world

Record Details:

Title:
The talking machine world
Date:
Jan-June 1920
Publisher:
New York : Edward Lyman Bill
Volume:
The talking machine world (Jan-June 1920)
Leaf #:
000950
Language:
English
Collection:
Broadcasting & Recorded Sound and Recorded Sound
Format:
Periodicals
Contributor:
Library of Congress, MBRS, Recorded Sound Section
Sponsor:
Library of Congress, Motion Picture, Broadcasting and Recorded Sound Division
Coordinator:
Media History Digital Library
Description:
Date Added:
August 29, 2024
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THE TALKING MACHINE WORLD April 15, 1920 This tiny motor, which you can literally hold in your hand, stabilizes the vast power available to it and has finally solved the problem of unvarying speed on the phonograph turntable. Controlled ! Night and day, whether the load on the wires be at low or peak, an absolutely constant speed is maintained by the EFFICIENCY ELECTRIC PHONOGRAPH DRIVE (FULLY PROTECTED BY PATENTS PENDING) THE ultimate quality in phonograph motors has thus been achieved. The Efficiency Electric Phonograph Drive is guaranteed to maintain constant turn-table speed on no volt Alternating Current, 60 cycles and under, on no volt Direct Current and through every variation in voltage on commercial lighting circuits. The Efficiency Drive is enclosed in a dust-proof case and sealed. The Efficiency Drive is further guaranteed to run without heating STANDARD EQUIPMENT Manufacturers, dealers and users of talking machines have long demanded the perfect self-starting talking machine and to fill this demand manufacturers can safely install the Efficiency Electric Drive as their standard equipment. EFFICIENCY ELECTRIC CORPORATION up, to operate in silence, to produce perfect tone at the exact speed intended for the record, to need no adjustment, oiling or attention for at least two years and to function satisfactorily under every condition of proper usage if the seal of the motor remains unbroken. Deliveries may be depended upon in accordance with any agreement that we make. Send to-day for complete particulars. Factory: LOWELL, MASS. Experimental Laboratories : 124 WHITE STREET NEW YORK