International photographer (Feb-Dec 1929)

Record Details:

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December, 1929 The INTERNATIONAL PHOTOGRAPHER Nineteen OUTSIDE AND INSIDE VIEWS OF SUPER SIMPLEX 1. Operating side showing frame lever, film gate lever, shutter lever for retiming and lens locks. 2. Operating side showing lens shifting lever in front of machine. J. Revolving shutter from left hand side of machine. 4. Operating side with doors closed. 5. Double aperture plate which moves up and down. 6 and i. [lew of Amplifier and miscellaneous equipment. S. I'iew of control table in theatre. 9. The two Super Simplex Projection Machines. The first to be installed on the West Coast. JO. Tiew of distributors and control boxes. THE SUPER SIMPLEX (Continued from Page 15) ble to control the volume directly at this desk. A Volume Indicator, which connects with the output of the Amplifier System, provides for an accurate means of determining the exeat volume of sound currents being delivered to the loud speakers. In order that the quality of sound records may be really determined, the reviewing of films may be done by thi*. method with the assurance that the sound reproduction is at its best and does not vary with respect to quality or volume. The Volume Indicator Panel, in connection with frequency film records, provides a convenient means of making the routine tests necessary in meeting these requi rements,