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Sound Insulation Chamber/test Room

Sound Insulation Chamber/test Room
Sound insulation chamber/test room: For testing the sound performence level of the eletronic elements such as the motor, speaker,microphone, and so on. Acoustic effect: Background sound reduce to 30-1 5dB with the outdoor noise 60-80dB. FOB Shenzhen: 60000USD/set Payment term: T/T 50% deposit,...
Product Details:

Sound insulation chamber/test room:

For testing the sound performence level of the eletronic elements such as the motor, speaker,microphone, and so on.

 

Acoustic effect:

 

Background sound reduce to 30-15dB with the outdoor noise 60-80dB.

 

FOB Shenzhen:

 

60000USD/set

 

Payment term:

 

T/T 50% deposit, 50% before shipment

 

Materials & parts:

Glass fibre, concrete, steel panel, insulation pad, compact damp spring absorber, MDF board,screw, paint, sound absortpion wedge, sound insulation sprong, glass, glue,etc.

 

Noise performence degree:

 

Cosmic volume -254dB absolutely silent

0-20 dB very quiet, almost feel;

20 -40 decibels quiet, like a whisper;

40 -60 decibels in general, ordinary indoor conversation;

60 -70 decibels noisy, detrimental to nerves;

70 -90 dB is noisy, nerve cells are damaged.

90 -100 decibels noisy intensified, hearing impaired;

100 -120 decibels unbearable, stay for a minute that is temporarily deaf.

More than 120 decibels are deaf or deaf

 

 

 

 

 

 

 

 

 

 

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