sound stage 
noun
An area of a film studio with acoustic properties suitable for the recording of sound, typically used to record dialogue.The proposed media complex includes recording studios, a sound stage, production offices and learning centres and is expected to be open within three years....
- Filming lasted about twelve days and was all done on a sound stage at our production studio.
- Filming involved some work on a Hollywood sound stage and the use of miniatures, but most of it took place in Lahaina on the Hawaiian island of Maui.