SL 203AC Dodec

Providing omnidirectional excitation according to all the latest standards. The source can be driven from a sound level meter or an internal noise source that has been equalised for a flat response over the complete frequency range.

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Overview
Specification
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Key Features:

  • Specification complying with International Standards: ISO 16283/ISO 140/ISO 3382/ISO 354 DIN 52210/ASTM E2235/ ASTM E336/ASTM E90
  • Measurement in room of the apparent sound insulation of dividing elements between rooms according to D.P.C.M. 05-12-1997
  • Measurement of reverberation time using interrupted noise according to ISO 354
  • Measurement of impulse response according to ISO 3382
  • Omnidirectionality according to ISO 140

The Kit includes:

  • SL203AC.DC Active Spherical Loudspeaker
  • RC103 Multi-function Remote Control: wireless
  • TR300 Tripod: height 100/175
  • FC300 Flight case
  • Ac Cable

Noise Generator

* White noise: Pseudocasual
* Pinck noise: Pseudocasual
* Fast white noise: Alternative to the previous ( greater precision)
* Fast pinck noise: Alternative to the previous ( greater precision)
* Sine sweep: ( exponential ) 20 seconds 50- 20,000 Hz
*Impulsive noise: It reproduces a noise similar to a balloon bursting, a gunshot. or 2 wooden boards banging.

SITMA Approved

Is your Dodec or Cabinet speaker meeting the tough SITMA standards for directivity and stability checks?  If not, then take a look at our Dodecs that will fly through the tests and come with a pre-test certificate – tested in our state-of-the-art Calibration facility.  

Diameter35 cm / 13.7 inch
Total weight(amplifier + source) 9 kg / 19 Lb
Loudspeakerswith neodimium magnets- ( 12 x 130 mm (5 inch)
Class D amplifier300 W RMS (600 watts peak); very low heat dissipation
Noise generatorremote control receiver
Micro controllerto linearise and extend the frequency response from 50 Hz–20 kHz
Auxiliary inputfor external generator

 

S203 Dodec Datasheet

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Building Testing

Measurements to evaluate and improve building acoustics are normally made to analyse and design noise control between rooms or from outside to inside.

Building Testing
Building Acoustics & Sound Insulation Testing

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