发明 （英文版）

Although the real movie with sound in the 1920s, but insisted the film is the voice of, Jiuping this point, Edison the father of modern film well-deserved

More than 100 years ago, people trying to let the film "speak" and try to let voice talent on the screen after that line, but soon be eliminated. Since then commonly used method is the use of the scene shown in the band accompaniment.

Film with sound. This machine-film cameras by the gramophone and a combination of the electrical energy, the camera shading Gramophone linked with the crankshaft, the camera will be able to operate when the gramophone record voices. Shown, the camera behind the scenes, in幕前Gramophone, the two wires connected to. Members of screening open switch, Gramophone on the screen simultaneously with the operation, making voice and image to achieve a perfect meet. Gramophone's voice and image on film cameras linked to the first time, the audience in appreciation of the scre