BRAX MATRIX ML6D

• Sensitivity (1W, 1m, infinite baffle) SPL1W 87.2dB
• Frequency response 40 - 4000Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 49Hz
• Mechanical quality factor QMS 6.75
• Electrical quality factor QES 0.58
• Total quality factor QTS 0.54

Large signal parameters

• Maximum linear excursion xmax 4mm
• Air volume displaced at xmax VD 55cm³
• Power handling P 120W
• Program power Pmax 170W

Voice Coil

• Nominal impedance Z 4Ω
• DC resistance RE 3.6Ω
• Inductance (1kHz, estimated) LE 0.51mH
• VC Diameter 37mm
• Winding height HVC 14mm

Magnet

• Force factor Bl 5.6N/A
• Motor constant Bl/√RE 2.95N/√W

Diaphragm

• Effective diameter 132mm
• Effective area SD 137cm²
• Moving mass MMS 16.1g
• Moving mass (without air load) MMD 14.9g

Suspensions

• Stiffness KMS 1.55N/mm
• Compliance CMS 644µm/N
• Equivalent volume to the compliance VAS 16.8L
• Mechanical resistance RMS 0.74N·s/m

Dimensions

• Nominal diameter 6.5″
• 165mm
• Overall diameter 167mm
• Baffle cutout diameter 143mm
• Mounting depth 64mm
• Volume occupied by the driver (estimated) 0.51L