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Noise Sources

Noise Sources

Norsonic 283

Surpasses all previous dodecahedron speakers!

It shines with its low weight, small design and impressive sound power level at low frequencies. The output level of the battery-powered Nor282 power amplifier is an impressive 123 dB LW.

5.3 kg – 123 dB Lw !

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Norsonic 275

Hemi-Dodecahedron Loudspeaker

A powerful sound source designed for building acoustics measurements per ISO-140/4 Annex A (Field measurements). The source provides uniform sound radiation.

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Norsonic 276

Dodecahedron Loudspeaker

The Nor276 is a high power loudspeaker with omni-directional characteristics. The Nor276 has been designed for continuous operation for more than one hour at full power.

Norsonic 282

Power amplifier for measuring airborne sound insulation in accordance with DIN EN ISO 16283 (construction) and DIN EN ISO 10140 (laboratory) or reverberation time in accordance with DIN EN ISO 3382.
Nor280

Norsonic 280

Power Amplifier

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

Nor277

Norsonic 277

Tapping Machine

For making footfall noise transmission measurements in buildings as set out in International and National Standards.

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Norsonic 278

Reference sound source for Sound Power measurements

The rugged and compact design makes it well suited for both laboratory and field use. The design ensures a stable and uniform sound power output with unique long-term stability.

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Norsonic 279

Impact ball

To be used as the “Rubber Ball “ alternative to the Tapping Machine Excitation method in accordance with the ISO 16283-2 Appendix A.2 and the ISO 10140-5 Appendix F.2.

Norsonic 265A Microphone Arm

The Nor265A microphone arm/recorder can be used as a stand-alone device to determine the spatial average of the sound level by continuously moving a measurement microphone back and forth.

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