International projectionist (Jan-Dec 1936)

Page scan 00010 from International projectionist

Record Details:

Title:
International projectionist
Date:
Jan-Dec 1936
Publisher:
New York : James J. Finn Publishing Corporation
Volume:
International projectionist (Jan-Dec 1936)
Leaf #:
00010
Language:
English
Collection:
Technical Journals
Format:
Books
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:
International Projectionist presented the technology of cinema sound and image projection while addressing the issues and concerns of union projectionists. -- David Pierce, 2013
Date Added:
September 12, 2024
Something wrong or inaccurate about this page? Let us Know!

Thanks for helping us continually improve the quality of the Lantern search engine for all of our users! We have millions of scanned pages, so user reports are incredibly helpful for us to identify places where we can improve and update the metadata.

Please describe the issue below, and click "Submit" to send your comments to our team! If you'd prefer, you can also send us an email to mhdl@commarts.wisc.edu with your comments.




We use Optical Character Recognition (OCR) during our scanning and processing workflow to make the content of each page searchable. You can view the automatically generated text below as well as copy and paste individual pieces of text to quote in your own work.

Text recognition is never 100% accurate. Many parts of the scanned page may not be reflected in the OCR text output, including: images, page layout, certain fonts or handwriting.

INTERNATIONAL PROJECTIONIST January 1936 COPPER OXIDE RECTIFIER FOR MOTION PICTURE PROJECTION • • • INCREASES EFFICIENCY • • SAVES MONEY The G-E Copper Oxide Rectifier for Motion Picture Projection Service meets all requirements of the Suprex arc. It employs a proven principle of rectification. Three-phase, fullwave rectification delivers smooth, uniform direct current. Secondary taps permit a wide range of adjustments in arc-voltage and current. A patented blower system maintains Copper Oxide Unit at approximately room temperature. The welded-steel casing is durable, compact, attractive. This G-E Copper Oxide Rectifier For Pro jection Service is available in two standard sizes: 40-50 amperes for 6-7 mm trim; and 50-65 amperes for the 6.5-8 mm trim, for operation on 230 volts, 3-phase, 60 cycles. (Other ratings built to order.) There are no maintenance nor replacement costs. The first cost of a G-E Rectifier Unit is the only cost. Its high efficiency saves from 5 to 10 cents per hour in cost of current. The G-E Copper Oxide Rectifier for Projection Service pays for itself quickly . . . earns money for you. Mail coupon for details.