Seven Bel GmbH
Seven Bel - Dodecahedron Speaker
FromSeven Bel GmbH
The ultra-lightweight, omnidirectional dodecahedron speaker has been specifically designed for sound insulation testing between rooms according to ISO 3382-1, ISO 3382-2, ISO 140-4, and ISO 16283-1. With a weight of only 5 kg and a sound power level of 120.5dBC, it is one of the lightest and most efficient speakers, perfect for supporting building and room acoustic measurements.
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- Weight: 5 kg (without tripod)
- Sound power level: 120.5 dBC (referenced to 1pW) with pink noise
- Frequency range: 50 Hz – 12 kHz, with maximum certified power in the range of 100 Hz to 10 kHz
- Omnidirectional and uniform directivity according to ISO 3382-1, ISO 3382-2, Annex A1 of ISO 140-4, Annex A2 of ISO 16283-1:2014, and Annex D2 of ISO 10140-5
- Number of speakers: 12
- Diameter: 31 cm (distance between opposite faces)
- Permissible electrical power: 300 W (RMS)
- Impedance: 53 Ω
- Standardized input connector: Type “SpeakON”
- Battery-powered operation possible with optionally available power station