Norsonic 213 and 223 Dodecahedron Speakers
| Nor 213 and 223 | Dodecahedron Loudspeakers | £ 12 and 15 a day * |
These 12 sided omnidirectional speakers radiate the noise generated levels uniformly in all directions, ideal for sound insulation measurements in accordance with the relevant standards.
The sound power levels stated are when used with a power amplifier like the Nor 260 or Nor 280 **
- Nor 213 spherical noise source with sound power output of up to 115 dB - 100 W : 12 Ω : 450 mm Ø.
- Nor 223 spherical noise source with sound power output of up to 118 dB - 200 W : 6 Ω : 500 mm Ø.
Both speakers have XLR connectors and are delivered with a cable suitable for use with a Nor 260/280 power amplifier / noise generator. A tripod is also included.
** The Nor 260 and Nor 280 Power Amplifiers also includes an MLS noise generator with pink and combined white and red noise.
* Our standard hire charges are based on a 4-day minimum period, details other options.
Gracey & Associates 01933 624212 hire@gracey.com
British Standards accreditation for noise and vibration instrument hire and calibration
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Dodecahedron Speaker Keywords: omnidirectional speaker, spherical speaker, hemispherical speaker