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This tool is provided as-is, for educational and planning purposes only. Results are estimates — always validate against current manufacturer specifications, site conditions, applicable codes, and qualified professional advice before making procurement or installation decisions. The Tech Space makes no warranty and accepts no liability. Full disclaimer →
Room Acoustics Calculator Updated just now
Calculate reverberation time (RT60) and speech intelligibility (STI) for meeting rooms, classrooms, and auditoriums. Based on Sabine's formula and ANSI S12.60-2002 standard.
Room Parameters
Length
Width
Height
Room Volume
240 m³
Target RT60: 0.4 - 0.6 seconds
Ceiling
Floor
Walls
Upholstered Seats
Acoustic Panel Area (m²)
Acoustic Analysis
Reverberation Time (RT60)
1.52s
Above target range
Speech Transmission Index
BAD
POOR
FAIR
GOOD
EXCEL
0.0
0.3
0.45
0.6
0.75
1.0
Absorption Breakdown
| Surface | Area | Sabins |
|---|
Recommendations
Based on Sabine's Formula using average absorption coefficients at 500-1000 Hz. Actual RT60 may vary based on room geometry, furnishings, and occupancy. STI is a simplified estimate. For critical applications, consult an acoustics professional.
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