Project Description
How to Soundproof a Room for Theater
modern theater is an integrated place for display of theater, drama, opera, dance, folk art and music. With multifunction purpose, acoustic design is very important for theater.
How to soundproof a room for theater architectural design involves in the structure, shape design, sound design and sound insulation.
How to soundproof a room for theater architectural design involves in the structure, shape design, sound design and sound insulation.
The capacity of natural sound theater audience hall
theater usage | seats |
drama theater | <1000 seats |
dance theater | <1400 seats |
Remark : The capacity of the amplification is not subject to the restriction

Each audience seat capacity should fit to following specifications
Theater Category | Seats |
Super-huge type | above 1601 seats |
Large scale type | 1201~1600 seats |
Medium scale type | 801~1200 seats |
Small scale type | 300~800 seats |
The seat capacity calculation is bounded to the curtain line. Volume calculation should also include hood of stage.
This is not suitable for thrust stage and arena stage.
theater usage | m3/ seat capacity |
drama theater | 4.5~7.5 |
dance play | 4.0~6.0 |
The drama theater should not hold above 1200 seats, the opera should not hold above 1800 seats.


Acoustic quality design for theater.
Reverberation time and frequency characterics ratio
Services Condition | 125Hz | 250Hz | 200Hz | 4000Hz | 8000 Hz |
Song and dance | 1.00~1.35 | 1.00~1.15 | 0.90~1.00 | 0.80~1.00 | 0.70~1.00 |
Drama | 1.00~1.20 | 1.00~1.10 | |||
opera | |||||
Multipurpose ,meeting |
The above use in 600-600 audience hall.
The acoustic quality of Auditorium hall should have a relatively strong sense of strength, clarity and fullness. Audience hall is not allow appearing echo, multi-echo, flutter echo and acoustic focusing and acoustic resonance defects in any position and cannot interference caused by theater equipment and the environmental noise.