Eminence NSW6021-6

• Sensitivity (1W, 1m, infinite baffle) SPL1W 94dB
• Frequency response 25 - 600Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 29Hz
• Mechanical quality factor QMS 15.35
• Electrical quality factor QES 0.31
• Total quality factor QTS 0.31

Large signal parameters

• Maximum linear excursion xmax 21mm
• Maximum excursion before damage xlim 40.4mm
• Air volume displaced at xmax VD 3448cm³
• Power handling P 2500W
• Program power Pmax 5000W

Voice Coil

• Nominal impedance Z 6Ω
• DC resistance RE 3.8Ω
• Inductance (1kHz) LE 1.38mH
• VC Diameter 152.4mm
• Winding material Copper
• Former material Glass Fiber

Magnet

• Force factor Bl 33.8N/A
• Motor constant Bl/√RE 17.3N/√W
• Air gap height HAG 19mm
• Weight 1.276kg
• Material Neodymium

Diaphragm

• Effective diameter 457mm
• Effective area SD 1642cm²
• Moving mass MMS 508g
• Moving mass (without air load) MMD 461g
• Material Wet pressed, X5 pulp

Suspensions

• Stiffness KMS 16.7N/mm
• Compliance CMS 60µm/N
• Equivalent volume to the compliance VAS 225L
• Mechanical resistance RMS 6.03N·s/m
• Surround material Advanced Polycotton

Dimensions

• Nominal diameter 21″
• 533mm
• Overall diameter 550mm
• Baffle cutout diameter 504mm
• Overall depth 264mm
• Volume occupied by the driver 10.7L
• Net weight 21.818kg
• Frame material Die-cast Aluminium