Delivery Record

[Contract testing and acoustic analysis company] Modular semi-anechoic chamber

Assembled semi-anechoic room

This is a semi-anechoic chamber for commissioned testing, intended for Estec in Yokohama City, Kanagawa Prefecture Japan.

It is primarily used for vehicle acoustics measurements.

  • Sound insulation panels: Steel sound insulation panels t150
  • Sound absorption wedges: AS sound absorption wedge t500
  • Soundproof Door (integrated with sound absorption unit): Effective dimensions W3,800×H3,500

In the center of the room is a surface plate, and towards the back is an exhaust smoke device for automotive exhaust mufflers. The exhaust smoke device utilizes flexible ducts, allowing the device to be moved to the position of each vehicle model’s muffler.

Regarding ventilation and air conditioning, all are designed for soundproofing. For this facility, silencers are designed for air conditioning, ventilation, and exhaust, with ventilation pathways provided both inside and outside the semi-anechoic chamber. This allows for acoustic measurements even when each air conditioning and ventilation device is operational.

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Assembled semi-anechoic room

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    SHOW ROOMIntroduction of Sonora Showroom

    Sonora Technology, a manufacturer of anechoic chambers and soundproof rooms that providing service all over the country is based in Toyko, Shizuoka, Aichi, Hyogo. We have an in-house integrated system from acoustic measurement, research, diagnosis to design, manufacturing, construction and guarantee. In addition, we have showroom which has anechoic room and soundproof room at “Mt. Fuji Technology Center” in Gotemba city. Using the measuring facility in practice, you can check the high performance of our products while experiencing the unique anechoic space. Besides the showroom, there are videos of the company introduction and you can visit the factory as well. There are almost no institution opening anechoic room for free in Japan. It can also be used outside of business, such as those who are considering purchasing our products, those who are interested in us, the general public and the media, please come by any chance.

    About 15 minutes from Gotemba IC on Tomei Expressway, 1157-332, Hotozawa, Gotemba, Shizuoka, 412-0046
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