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Nor280: Power Amplifier
Noise sources / nor280
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Nor280: Power Amplifier

Our aim is to take the latest technology available to help our customers complete their measurements faster but without loss of precision.

The Nor280 power amplifier is the 4th generation of specially designed units for building acoustic measurements from Norsonic.


  • Specially designed for Building Acoustic measurements
  • Lightweight and rugged construction – only 3,5 kg!
  • Self contained noise generator
  • 500 Wrms output power
  • Emits 120 dB sound power level in the 50—5000 Hz frequency range when used with Norsonic dodecahedron loudspeakers types Nor275 or Nor276
  • Wireless remote control of noise generator (optional)
  • Equalization network to optimize acoustic output from speaker
  • Balanced signal input for low noise and limited cross talk problems


  • Sound insulation measurements
  • Reverberation time measurements
  • Absorption coefficient measurements


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