International projectionist (Jan-Dec 1947)

Drive-In Theater Equipment Projectors — Amplifiers — Arc Lamps And AH Accessories Engineering Aids — Plans — Service Policy AUTOCRAT "The Light that Sells" In-A-Car Speakers THE DAYTON FILM, INC. 2227 Hepburn Ave. Dayton 6, Ohio HISTORICAL DEVELOPMENT OF SOUND FILMS (Continued from page 19) release of Fox products in Germany. No arrangement was concluded. Various conferences were held among representatives of ERPI, Tobis, Siemens, and AEG both in Europe and in America. No agreement was reached. Sept. 1929: Schlesinger concluded an arrangement with Kuckenmeister in which his British company was allied with Tobis and Klangfilm. Advantages WS^^E&^^&^^^^^^^ttZZ^E^^^mZZZZ^EZ&ZZZZZ^^Z&SSEESZZm, CENTURY PROJECTOR CORPORATION, designers and manufacturers of fine Projectors and Sound Reproducing Equipment — (^onaratutah 9 ALTEC SERVICE CORPORATION on their 10 years of expert equipment installation and service to the motion picture industry. An organization founded on cooperation, friendliness and engineering knowledge. CENTURY PROJECTOR CORPORATION, NEW YORK A ^JnliUftfdt In Advanced SjuMM&esutia ! 40 to 75 amperes rnprcT 6-Ue RECTIFIERS MODEL 7S-V-6 . . . The result of highly technical knowledge gained from building rectifiers for radar and other intrinsic scientific devices — achieving a new high for rectification efficiency at the lowest possible cost of power. Designed for all theatres using Suprex or Simplified High Intensity Projection. Built-in remote control relays with provisions for operating spotlights. Full 3-phase rectification. No moving parts. Power with flexibility — constant and uniformly smooth current — no flicker. Quiet and ease of operation. Sturdily constructed all steel case. Insist on the Bast - Forest Products: 75-V-6 Rectifiers, Super MCS, LD 60 and LD-30 Bulb Type Rectifiers, Rectifying Tubes and Sound Screens. FOREST Mfg. (kP., 60 Park PI., Newark, N.J. SEE PAGE 33 FOR FOREST ELECTRIC PROJECTION LAMP Fox could have had were now being acquired by others. Oct. 1929: Tobis brought suit against Movietone in Germany and Austria. All Fox Newsreel trucks were removed from these countries. During the last six months of 1929, both Tobis and Klangfilm moved forward, both in theatre installations and in the production of sound pictures. They made an alliance with a French producing company, and arranged to begin work in France. June 1930: Will Hays headed a committee in Paris which met to deal with foreign sound problems and to attempt a settlement of German relations. This tangled situation was finally ironed out and a compact was arrived at on July 22 permitting the showing of American films abroad. Sound Work Under W. E. Systems 1925-26: Major development of the disk system of sound motion pictures, later trade-named "Vitaphone," was carried on by a group in the Bell Telephone Labs, headed by Dr. J. P. Maxfield. At about the same time, another group headed by Dr. Crandell and Dr. MacKenzie were working out a sound-on-film system using a "light valve" designed by Dr. Wente in the recording. Apr. 20, 1926: Western Electric Co. entered into a contract with Warner Brothers and W. J. Rich, a financier, giving them an exclusive license for recording and reproducing sound pictures under the Western Electric system. The Vitaphone Co. was formed. June 1926: The Vitaphone Co. opened a recording studio at the Old Manhattan Opera House, 34th St., New York. Aug. 6, 1926: Warner Brothers gave their first public performance of Vitaphone at the Warner Theatre. New York, showing a scored picture "Don Juan" and several shorts including a talk by Will Hays, and songs by Martinelli. Marian Talley, and others. This received favorable comment from some papers, enthusiastic comment from others, and grave doubts from the industry that talking pictures would ever be commercial. Dec. 1926: The Vitaphone corporation gave Fox a sublicense to use Western Electric equipment in the field of sound pictures. Dec. 31, 1926: Western Electric had equipped about twelve theatres with sound installations for Vitaphone. Jan. 1, 1927: Electrical Research Products, Inc. (ERPI) was formed as a subsidiary of Western Electric and AT&T to commercialize equipment for the sound motion picture field, the equipment business having been bought back from the Vitaphone Co. The name Vitaphone 30 INTERNATIONAL PROJECTIONIST • December 1947