Dodecahedron Loudspeaker Nor276

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Dodecahedron Loudspeaker Nor276

Enquiry Item

The Nor276 is a high power loudspeaker with omnidirectional characteristics.

Fulfils the following standards;

ISO 10140-1:2010 (replaces ISO 140-3 Annex C (Laboratory measurements))

ISO 16283-1:2014 (replaces ISO 140-4 Annex A (Field measurements)

ISO 3382 Annex A (Reverberation Time measurements)

The output power level is up to 120 dB re. 1pW for a pink noise signal.


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Product Overview

The Nor276 has been designed for continuous operation for more than one hour at full power. It is designed to be used with Nor282 Power Amplifier / Nor280 Power Amplifier only. Using other amplifiers may damage the speakers and will void the warranty.

The dimension is 332 mm (13″) diameter.

Less than 10 kg – 120dB Lw !



Typical sound power level vs. frequency of the Dodecahedron Loudspeaker Nor276 when used with the pink noise source and equalizer included in the Power Amplifier Nor280.

ISO-140-Directivity-150x150 ISO-3382-1-Direktivity-150x150 Sound-power-in-different-directions-for-Nor276
Maximum and minimum directivity indices in different directions according to the requirements in ISO 10140-5 and ISO 16283-1 compared to the tolerance limits. Maximum and minimum directivity indices in different directions according to the requirements in ISO 3382-1 compared to the tolerance limits. Sound power in different directions for Nor276. The measurement is done in a horizontal plane through the centre of the loudspeaker. The graph shows the response for a sinusoidal signal at 100 Hz, 315 Hz, 1 kHz and 3,15 kHz.

Product Features

Nor1494 Loudspeaker cable

Cable (/xm) for connecting Nor275 Hemi-dodecahedron or Nor276 Dodecahedron Loudspeaker to Power Amplifier Nor280.
Nor1494/x consist of 4 pc 1,5mm² conductors. Maximum recommended length is 25 meters.


Nor1327B Flight case for Nor276/Nor282 (Nor280)

Rugged flight case Nor1327B with wheels and handle for the Dodecahedron Loudspeaker Nor276, tripod, Power Amplifier Nor282 (Nor280), Sound Analyser and miscellaneous accessories.
Dimensions: Length: 58 cm, Width; 58 cm, Height: 45 cm.
Photos just for illustration – the flight case can differ a little in newer version.

Product Applications

Physical design: Dodecahedron
Sound power output: Using the Nor282 / Nor280 with pink noise, and equalisation: 120 dB (Lin)
Speakers: 12×6”
Power (broadband): 200 WRMS RMS, Peak 1000 W
Impedance: 2,7Ω
Diameter: 332 mm (13″)
Weight: <9 kg (19,8 lb)
Tripod mounting rod: 1” diameter

Accessories incl.: Tripod