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ACOUSTIC SENSORS & TESTING SOLUTIONS
Sound Intensity Probes

PU Match

Small yet powerful, the PU Match sound intensity probe

The PU Match, the smallest and the newest addition to the PU family is packed with all the abilities of the PU Regular to measure sound pressure and particle velocity physically at the same point in one compact probe. Optimized design of the PU Match allows it to handle measurements that demand high spatial resolution but has space limitations. Give your product an edge by unleashing the complete potential of a PU probe to visualize & localize your sound sources.

Features

  • Broad Band | 20Hz -10kHz
  • Compact design
  • High spatial resolution
  • Low susceptibility to P/I
  • Less dependent on environment conditions

Applications

  • Sensor array applications
  • Noise Source Identification
  • Configurable grids for Near Field Acoustic Camera
  • Range of Acoustic quantities: Sound Intensity, Sound Power, PVL measurements

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Specifications

Sensor performance Sound Pressure | Particle Velocity
Sensitivity 20 mV/Pa | 10 V/(m/s)
Frequency Range (±1 dB) 80 - 8000 Hz
Frequency Range (±2 dB) 20 - 10000 Hz
Maximum Level 130 dB
Noise floor (20 Hz - 2 kHz) 26 dB(A) | 35 dB(A)
Noise floor (20 Hz - 10 kHz) 30 dB(A) | 51 dB(A)
Environmental Sound Pressure | Particle Velocity
Temperature range -20 to 85 °C
Temperature Coefficient 0.015 dB/°C | 0.006 dB/°C
Influence of Humidity (30 - 90%) 0.001 dB/%RH | 0.06 dB/%RH
Static Pressure Coefficient < 0.5 dB/kPA
Maximum airflow < 0.5 m/s
Physical dimensions
Connector type 4 pin LEMO
Weight 5 g
Diameter 7 mm
Length 58 mm
ACOUSTIC SENSORS & TESTING SOLUTIONS