The motion picture projectionist (Nov 1931-Jan 1933)

Record Details:

Title:
The motion picture projectionist
Date:
Nov 1931-Jan 1933
Publisher:
New York : Mancall Publishing Corp.
Volume:
The motion picture projectionist (Nov 1931-Jan 1933)
Leaf #:
00010
Language:
English
Collection:
Technical Journals
Format:
Periodicals
Contributor:
Library of Congress, MBRS, Moving Image Section
Sponsor:
Library of Congress, Motion Picture, Broadcasting and Recorded Sound Division
Coordinator:
Media History Digital Library
Description:
Date Added:
September 21, 2023
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Motion Picture Projectionist November, 1931 ANNOUNCING THE NEW WESTON PHOTRONICCELL In use and construction, the Weston PHOTRONIC CELL is different— utterly simple— and low in cost. Revolutionizing in operation, amazing in performance, the PHOTRONIC CELL reduces light sensitive cell applications to a new simplicity. Reliability increased . . . new fields opened . . . present developments advanced. The PHOTRONIC CELL sets an entirely new standard of performance. Write for Circular YY. • OUTSTANDING FEATURES Highly sensitive. High current output (approx. 5 mil liamperes in direct sunlight — one microampere per foot-candle). Operates relays directly. , Unlimited life. No drifting. No deterioration. No batteries. No dark current. No readjustments of circuit. Non-microphonic. Withstands direct sunlight. Not easily damaged. Nothing to replace. Low in cost. tYJHffH ELECTRICAL I N STRUM E NT CORP. 617 FRELINGHUYSEN AVENUE . . . NEWARK, N.J. aVI./I A '/T\ SUPER HIGH INTENSITY PROJECTION LAMP is consistently producing superior screen results in many of the finest theatres from coast to coast. Arrange with your nearest independent supply dealer for a demonstration in your theatre. Ask Any User Jfo«ri Write for Literature CORRECT DESIGN — PRECISION CONSTRUCTION BRENKERT LIGHT PROJECTION CO. Engineers & Manufacturers ST. AUBIN AT EAST GRAND BLVD., DETROIT