MATCH PP 72W-D

• Sensitivity (1W, 1m, infinite baffle) SPL1W 86.3dB

Thiele & Small parameters

• Resonance frequency (free air) fS 53Hz
• Mechanical quality factor QMS 3.30
• Electrical quality factor QES 0.41
• Total quality factor QTS 0.37

Large signal parameters

• Maximum linear excursion xmax 5mm
• Air volume displaced at xmax VD 63cm³
• Power handling P 100W
• Program power Pmax 200W

Voice Coil

• Nominal impedance Z 2 x 2Ω
• DC resistance (in series) RE 3.2Ω
• Inductance (1kHz, in series, estimated) LE 0.6mH
• VC Diameter 38.8mm
• Winding height HVC 16mm

Magnet

• Force factor (in series) Bl 8N/A
• Motor constant Bl/√RE 4.47N/√W

Diaphragm

• Effective diameter 126mm
• Effective area SD 125cm²
• Moving mass MMS 25g
• Moving mass (without air load) MMD 24g

Suspensions

• Stiffness KMS 2.86N/mm
• Compliance CMS 350µm/N
• Equivalent volume to the compliance VAS 7.9L
• Mechanical resistance RMS 2.5N·s/m

Dimensions

• Nominal diameter 6.5″
• 165mm
• Overall diameter 158mm
• Baffle cutout diameter 133mm
• Mounting depth 79mm
• Volume occupied by the driver (estimated) 0.45L