TANDBERG |
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Telepresence T3 | Acoustics REQUIREMENTS |
119076.02 TELEPRESENCE T3 ROOM REQUIREMENTS 12.08
It is essential to have a good acoustic environment for the system to provide the true telepresence experience. This means that there should be sufficient sound insulation to minimize noise from adjacent rooms and to ensure that confidential information is kept within the meeting room. A good choice of acoustic materials for the surfaces and low background noise will ensure comfort in long meetings in addition to high speech intelligibility. You may want to contact acoustic specialists when looking into this matter.
Requirements in general
All walls around the room should have a sound insulation of R’w ≥ 48 dB (corresponding to STC 50).
The door should have a sound insulation of Rw ≥ 38 dB.
Background noise level should be less or equal to 30 dB(A). This includes both noise from technical installations
Requirements specific for immersive rooms
Absorptive ceiling should have an absorption factor α≥ 0.9 in the octave bands
Requirements specific for non-immersive rooms
Reverberation time (RT) should be within
The acoustic absorption should to some extent be distributed on the walls in addition to the ceiling to avoid
The ceiling is recommended to have an absorption factor ≥ 0.9 in the octave bands
The walls should at least have sound absorbing fields at the side, front and back walls corresponding to the TANDBERG Immersive Room Package. Both the placement and area should be approximately the same. If perforated or slotted panels are used, the opening area of the panel must be at least 20%.
Sound absorption on walls could also be made with mineral wool wall panels, curtains or other absorptive materials.