NOMINAL SPECIFICATIONS
Nominal Diameter300 mm (12 in)
Overall Diameter311 mm (12.24 in)
Bolt Circle Diameter294 mm (11.57 in)
Baffle Cutout Diameter284 mm (11.18 in)
Depth133 mm (5.24 in)
Flange and Gasket Thickness8 mm (0.31 in)
Net Weight3.5 kg (7.7 lb)
Shipping Box
(Single Carton Box)350 x 346 x 190 mm
(13.7 x 13.6 x 7.48 in)
Shipping Weight4.3 kg (9.5 lb)
TECHNICAL PARAMETERS
Nominal Impedance8 Ohm
Minimum Impedance6.1 Ohm
AES Power Handling (1)250 W
Maximum Power Handling (2)500 W
Sensitivity (1W/1m)97 dB
Frequency Range50÷4000 Hz
Voice Coil Diameter52 mm (2.05 in)
Winding MaterialCu
Former MaterialGlass Fiber
Winding Depth12.8 mm (0.50 in)
Magnetic Gap Depth8 mm (0.31 in)
Flux Density1.1 T
MagnetFerrite Ring
Basket MaterialSteel
DemodulationNo
Cone Surround (3)Triple Roll
NET Air Volume filled by Loudspeaker2 dm^3 (0.071 ft^3)
Spider Profile1x variable height waves
THIELE AND SMALL PARAMETERS
Fs47 Hz
Re5.1 Ohm
Qes0.53
Qms15.5
Qts0.51
Vas83.7 dm^3 (2.96 ft^3)
Sd543 cm^2 (84.17 in^2)
Xmax (4)5.07 mm
Xdamage (5)16.7 mm
Mms56.4 g
Bl12.5 N/A
Le0.8 mH
Mmd42.1 g
Cms0.20 mm/N
Rms1.1 kg/s
Eta Zero1.55 %
EBP89 Hz
PART NUMBER (P/N)
Faston Terminals - 8 Ohm Version03004320
NOTES:
(1) 2 Hours Test According to AES 2-1984 Rev. 2003
(2) Maximum power is defined as 3dB greater than nominal power.
(3) Treated Polycotton
(4) Xmax= [(winding depth - magnetic gap depth)/2] + (magnetic gap depth/3)
(5) Maximum excursion before permanent damage