Projection engineering (Jan-Dec 1931)

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DECEMBER, 1931 Page 31 Full-Size Equipment at Junior Price fafc*" NEW A.C. MELLAPHONE Where disc equipment is already in use, it is simply necessary to install the Mellaphone sound head and A.C. head amplifier. In this way, the present disc power amplifier, fader, and speaker may be used. Easily installed by any projectionist or electrician in a few hours. Write or wire for full information and Exhibitors Testimonial Booklet. ("QUALITY in component parts, and detail of accuracy in construction are of primary importance to the projectionist. Quiet, smooth running and trouble-free. Uses no chains. Easily adjusted to utmost precision. Mellaphone equipment consistently delivers more than projectionists have expected. Exhibitors are gratified by the clear full tones and unwavering excellent service Mellaphones are delivering. "Equal to the Best." Low prices have now enabled even the smallest exhibitors to make Mellaphone their choice. Two Mellaphone Sound Heads, All-Electric Amplifier, and Stage Speakers now complete an installation. Write or wire for prices. MELLAPHONE CORPORATION, Rochester, n. y. ' &\ SYNCROFLIM "B" SOUND HEADS t*° FOR SIMPLEX or POWERS DESIGNED ESPECIALLY FOR SMALL THEATRES WHERE LOW PRICE EQUIPMENT IS DESIRABLE Compact and sturdy in construction, simple to operate, perfect in efficiency. Smooth, quiet, positive drive assures even tone quality without distortion. Sound heads for Simplex or Powers projectors are furnished complete and include optical systems, photo-cells, exciter lamps, adjustable motor mounting brackets, endless woven belts, grooved motor pulleys and all necessary attachments for projector. EASY TO INSTALL t$£ i O per pair complete MONEY-BACK GUARANTEE Write for further information WEBER MACHINE CORP. 59 RUTTER STREET ROCHESTER, N. Y. Export Office: 15 Laight St., N. Y. C.