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Hottinger Bruel & Kjær A/S
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  5. Model DZ-9769 and DZ-9770 - Symmetrical ...

Model DZ-9769 and DZ-9770 -Symmetrical Pinnae for Head and Torso Simulator

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The symetrical pinnae for Head and Torso Simulator (HATS) Types 4128C and D are used to obtain an identical positioning of the right and left part of the headset. The symmetrical pinnae come in a soft (OO-35°) and hard (OO-55°) version, both complying with the IEC and ITU-T recommendations.

To ensure high quality measurement results, the left pinna is a digital mirroring of the original right pinna, providing a set of symmetrical pinnae to be used with HATS:

  • DZ-9769 Right pinna shore OO-35° (soft)
  • DZ-9770 Left pinna shore OO-35° (soft)
  • DZ-9771 Right pinna shore OO-55° (hard)
  • DZ-9772 Left pinna shore OO-55° (hard)