HELIX IK S10-SVC2

• Sensitivity (1W, 1m, infinite baffle) SPL1W 86dB

Thiele & Small parameters

• Resonance frequency (free air) fS 37Hz
• Mechanical quality factor QMS 7.61
• Electrical quality factor QES 0.54
• Total quality factor QTS 0.51

Large signal parameters

• Maximum linear excursion xmax 6mm
• Air volume displaced at xmax VD 212cm³
• Power handling P 300W
• Program power Pmax 600W

Voice Coil

• Nominal impedance Z 2Ω
• DC resistance RE 2.0Ω
• Inductance (1kHz, estimated) LE 1.07mH
• VC Diameter 50.8mm
• Winding height HVC 18mm

Magnet

• Force factor Bl 10.1N/A
• Motor constant Bl/√RE 7.14N/√W

Diaphragm

• Effective diameter 212mm
• Effective area SD 353cm²
• Moving mass MMS 119g
• Moving mass (without air load) MMD 114g

Suspensions

• Stiffness KMS 6.67N/mm
• Compliance CMS 150µm/N
• Equivalent volume to the compliance VAS 26L
• Mechanical resistance RMS 3.7N·s/m

Dimensions

• Nominal diameter 10″
• 250mm
• Overall diameter 262mm
• Baffle cutout diameter 229mm
• Mounting depth 85mm
• Volume occupied by the driver (estimated) 1.6L