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Show 'TALKING FILM' UIVtN IKYUUi Violin Notes Correspond Well With Movements of Bow on Screen BERLIN' aUffjHSt 19 illy the As-s'ted As-s'ted Press.-) rDrj Lee de Forest' 'phonofilm." has emerged from the seclusion Of the American Inventor i J'.erlln laboratory and will shortly bo taken to the United States where he proposes to give the Invention a practical prac-tical tryout at a large motion picture ; studio " r. Iii' Fore!, v Ipi h.is been i p. i i-J i-J mentlng on his ' talking film'' for more than a year, gave a private demonstration dem-onstration durlnK which he admitted It Is Still In the Initial .stupe He pr- plkatlon to the fields of science and 1 1 ntertalnmt ot. With the aid of specimen films, each about 1 0 1 1 feet In length, the Inventui gave -'in exhibition of the synchronisation synchronisa-tion of sound anu movement of the screen. One of the films showed Dl De Fore! giving a vocal explanation Of his yhonofilm. and another strip I ho wed a man playing a violin, the notes of Which emerged from the fun- ; nei at the side of tho screen In unison with the movement of tho violin's bow The sound of the speaker s voice 1 and the violin wore audible for a dlv I tance of about 20 feet The secret of the phonofilm Is wrapped up In a brass tube called a "photo-electric cell.' which can bo attached to ant standard theatre picture pic-ture projector An audlon amplifier Intensifies nnd controls the projection, both picture and voice, or other sound, being recorded at once on a film of standard Blze, which is unreeled at ordinary motion picture speed. OO |