• Completion : February 2016
• Wedge : BCA (Broadband Compact Absorber)
• Usage
  • Acoustic measurement for automobile
  • Modal testing for mechanical system

Specification

• Background noise : Below 21dB(A) (AHU OFF)
• Cutoff frequency : 80Hz
• Free sound field : Complying with ISO 3745
• Internal Dimension : 6.0(W)m × 8.0(L)m × 3.0(H)m