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1947-48 Theatre Catalog, 6th Edition, Page 394 (380)

1947-48 Theatre Catalog, 6th Edition
1947-48 Theatre Catalog
1947-48 Theatre Catalog, 6th Edition, Page 394
Page 394


1947-48 Theatre Catalog, 6th Edition, Page 394

Voice of the Theatre Speaker Systems

Along term'investment to realize Leading makers of theatre sound the fullest benefits from future systems include Voice of the developments in sound quality Theatre as standard equipment

there is a model for every size theatre



n

ALrEc LANSING -,Az SHELVIN7O 205. :7 '. r . - > 7 7 ' .ON Axis-RESPONSE . . * " MICROPHONE DISTANCE .. 10 FEET x FREE FlE7LD . r:- t NOMINAL z = Im 7.0 vons OPEN CIRCUIT man 12 OHM SOURCE- v , " ' * 7 7 7 A 777 3 w w "talc-100

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so '40 so 00 so I00> 1507 7200 7 77 3100" too 000 I000 I, 2,000 4,000 5,000 0,000 0,000 I0,000 Isooo

w 000 - 3793; Shari/in 1%: . ' ' 7 * V MICROPHONE DlSTANCL- 20 FEET:- FREE FIELD :57 r

> 7ALTEC7





NOMINAL zi=rrsn 0.5 VOLTS OPEN CIRCUIT IN 7 ' '. . . V V: ' ' mi. . , itHe ' ' T r V

















30H 40 50 00 so 100:507 7200 300 400 500 000 000 1000 I300 2.000 31000 4000 50000000 FREQUENCV IN CVCLES PER SECOND

07,000 Io,000 15,000

Impartial acoustical measurement tests demonstrate the clear superiority of thoice of the Theatrell over all other systems. Note the frequency response curves above. These response curves have not been equaled by any other make of theatre sound system.

ADVANTAGES 0F VOICE OF THE THEATRE

live Screen Presence for intimate'dialogue. Smooth Frequency Response covering entire recorded . range of frequencies. High Intelllglblllty for comfortable listening pleasure. High Acoustic Efficiency to prevent distortion from

overload of amplifier. No Backstage Acoustic Trouble to cause boomy male

Greater Operating Dependability for less management I voiceworry. Durable and Sturdy Constructron for dependable service.

LTEC

LANSING CORPORATION

1161 North Vine Street, Hollywood 38 t 250 West 57th Street, New York 19 DEDICATED TO THE CONSTANT ADVANCE 0E ADDID QUALITY

To facilitate inquiry n.- IIII' ulmw, [Ill'uu' mI-nliun I/n' I'vlumr and page number.

Tl'lle Bass Reproduction for greater music enjoyment.

write for name of dealer in your locality

complete technical information on request
1947-48 Theatre Catalog, 6th Edition, Page 394