DB Drive WDX10 3K

• Sensitivity (1W, 1m, infinite baffle) SPL1W 84.3dB

Thiele & Small parameters

• Resonance frequency (free air) fS 48.5Hz
• Mechanical quality factor QMS 5.34
• Electrical quality factor QES 0.79
• Total quality factor QTS 0.68

Large signal parameters

• Maximum linear excursion xmax 14mm
• Air volume displaced at xmax VD 446cm³
• Power handling P 750W
• Program power Pmax 1500W

Voice Coil

• Nominal impedance Z 2 x 4Ω
• DC resistance (in series) RE 7.2Ω
• Inductance (1kHz, in series, estimated) LE 4.18mH

Magnet

• Force factor (in series) Bl 19.4N/A
• Motor constant Bl/√RE 7.23N/√W

Diaphragm

• Effective diameter 201mm
• Effective area SD 318cm²
• Moving mass MMS 135g
• Moving mass (without air load) MMD 131g

Suspensions

• Stiffness KMS 12.5N/mm
• Compliance CMS 80µm/N
• Equivalent volume to the compliance VAS 11.5L
• Mechanical resistance RMS 7.7N·s/m

Dimensions

• Nominal diameter 10″
• 254mm
• Volume occupied by the driver (estimated) 1.5L