Ring 72-120 AC Pro


Ring 72-120 AC Pro 72 channel system for various measurement scenarios
  • Aluminium array-body diameter: 120 cm
  • Weight: 4 kg
  • Number of microphones: 72
  • Frequency response of microphones: 20 Hz-20 kHz (± 3 dB)
  • Dynamic range of microphones: 28-130 dB (A-weighted)
  • Acoustic maps from 23-130 dB
  • Max. equivalent sound level: 130 dB
  • Symmetrical output resistance: 100 Ω
  • Recommended measurement distance: 1.5-20 m
  • Recommended mapping frequencies: 200 Hz-20 kHz
  • Single map dynamic: 9-12 dB (CBF) using HDR 20-40 dB
  • Connecting Array Cable length to data recorder: 1-20 m
  • Video camera: USB or Ethernet connector; different frame rates and resolutions available
  • Ingress protection code: IP20
  • Operating environment: 0°-45°C, up to 80% r.h.
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