TRF SPL SW2140NDGE D0.7

SPECIFICATION:
MODEL:TRF SPL SW2140NDGE D0.7
Size: 21nch
Cone: Carbon FROM MADE IN EUROPE
Surround material: Foam
Voice coil made : MADE IN USA or MADE IN GREECE
Voice coil dimension : 3.0inch
Voice coil layer: 8layer
Dust cap : Carbon FROM MADE IN EUROPE
Nominal impedance:dual 0.7ohm
Voice coil wire:aluminium
Spider dimension : 3”ID / 10”OD
Spider material : NOMEX
Spider layers :5pcs x 2layers
RMS Power: 4.000wrms
RMS Program: 12.000wrms
MAX Watt: 8.000wmax
Sensitivity: 96dB
Vas: 250 L
Resonance frequency(fs): 31Hz
Frequency range:31-100Hz
Mechanical Q factor(Qms):
Electrical Q factor(Qes):
Total Q factor:(Qts):
Xmax: 40mm
Force factor: N/A
Net weight: 46kg
Basket:Die cast Alumium
Magnet: NEODYMIUM
Magnet:NEODYMIUM ”high performance magnet”
Magnet dimension:Φ260*30mm X 1SET
1=Outer Dimension: 550mm
2=Mounting Depth: 330mm
3=Magnet Dimension: 260mm
4=Mounting Hole Dimension:500mm