Overview:The document describes the CRY721 Pneumatic Shielding Soundproof Box, designed for testing the noise-canceling performance of ANC products and providing a controlled environment for testing Bluetooth, WIFI, and acoustic products.
Specifications:- Shielding Effectiveness: 0.8GHz-3GHz ≥ 60dB
- Soundproofing Effectiveness: Outdoor noise 80dB, indoor noise ≤ 40dB
- Internal Dimensions: 600mm (L) x 390mm (W) x 390mm (H) ± 5mm
- External Dimensions: 330mm (L) x 310mm (W) x 280mm (H) ± 5mm
- Material: Sheet metal with soundproofing and sound-absorbing materials
- Color: Off-white
- Net Weight: 73.3 ± 0.1 kg
- Operating Pressure: 0.45MPa~0.6MPa
Features:The box can be controlled pneumatically via a serial port, providing an effective noise reduction environment for testing ANC headphones, microphones, and other electroacoustic products.
Interface Parameters:- N-SMA: 2 ports, 50Ω characteristic impedance, frequency range DC~6GHz
- BNC: 4 ports, 50Ω characteristic impedance, frequency range DC~6GHz
- USB2.0: 2 ports, standard 2.0 data transmission, 480Mbps/1.8A
- DB9: 3 ports, standard serial transmission, withstand voltage 0-100V/1.6A
- AC: 1 port, AC 0-500V/10A
Contact Information:Hangzhou Zhaohua Electronics Co., Ltd. Address: No. 31-1, Xianxing Road, Xianlin Industrial Park, Yuhang District, Hangzhou. Tel: 0571-88225198, Fax: 0571-88225178, Email:
[email protected], Website: www.crysound.com