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Model: TRF SPL SW2170NDGE D0.7
Size: 21 inches
Cone: Carbon from Europe
Surround Material: Foam
Voice Coil: Manufactured in USA or Greece
Voice Coil Diameter: 4.0 inches
Voice Coil Layers: 8 layers
Dust Cap: Carbon from Europe
Nominal Impedance: Dual 0.7 Ohm
Voice Coil Wire: Aluminum
Spider Diameter: 4'' ID / 10'' OD
Spider Material: NOMEX
Spider Layers: 5 pcs. x 2 layers
RMS Capability: 7000 WRMS
RMS Program: 18,000 WRMS
Maximum Capability: 12,000 W MAX
Sensitivity: 96 dB
Vas: 250 L
Resonance Frequency (fs): 33 Hz
Frequency Range: 33-100 Hz
Xmax: 40 mm
Net Weight: 46 kg
Basket: Die cast Aluminium
Magnet: NEODYMIUM
Magnet Dimensions: Φ260*30 mm
External Dimensions: 550 mm
Mounting Depth: 330 mm
Magnet Size: 260 mm
Mounting Hole Diameter: 500 mm
Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.