REW measurements

• miniDSP UMIK-1 measurement mic used
• Placed at listening position
• Pointing at ceiling
• _90deg.txt calibration file used
• SSL18 audio interface, no calibration file used
• Monitors, Genelec 8330a

Untreated room

SPL L

SPL R

SPL LR

Waterfall L

Waterfall R

RT60 L

RT60 R

Acoustic treatment

SPL L

SPL R

SPL LR

Waterfall L

Waterfall R

RT60 L

RT60 R

Acoustic treatment with SAM room correction

SPL L

SPL R

SPL LR

Waterfall L

Waterfall R

RT60 L

RT60 R

Acoustic Treatment

Broadband absorbers

• Large panels: 1200mm x 600mm x 150mm
• Small panels: 430mm x 430mm x 150mm
• 100mm rockwool, 50mm air gap
• Camira Cara acoustic fabric

Bass traps

• 400mm sides, 585mm face, height 600mm
• 50mm rockwool front face, lower-density rockwool backfill
• 2mm MLV limp membrane hung in 18mm air gap

Other

• Additional larger bass trap
• Free standing hybrid bass trap and broadband absorber for rear wall (250mm depth)
• Ceiling cloud to follow

Installation

Front

Front left

Front right

Rear

Rear left

Rear right

Construction

Total build

Bass traps