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12FE300 { 12" - 250 W - 97 dB - 8 Ohm }
Available Impedance: 8 Ohm
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Nominal Specifications
Nominal Diameter 300 mm (12 in)
Overall Diameter 311 mm (12.24 in)
Bolt Circle Diameter 294 mm (11.57 in)
Baffle Cutout Diameter 284 mm (11.18 in)
Depth 133 mm (5.24 in)
Flange and Gasket Thickness 8 mm (0.31 in)
Net Weight 3.5 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 Weight 4.3 kg (9.5 lb)


Technical Parameters
Nominal Impedance 8 Ohm
Minimum Impedance 6.1 Ohm
AES Power Handling (1) 250 W
Maximum Power Handling (2) 500 W
Sensitivity (1W/1m) 97 dB
Frequency Range 50÷4000 Hz
Voice Coil Diameter 52 mm (2.05 in)
Winding Material Cu
Former Material Glass Fiber
Winding Depth 12.8 mm (0.50 in)
Magnetic Gap Depth 8 mm (0.31 in)
Flux Density 1.1 T
Magnet Ferrite Ring
Basket Material Steel
Demodulation No
Cone Surround (3) Triple Roll
NET Air Volume filled by Loudspeaker 2 dm^3 (0.071 ft^3)
Spider Profile 1x variable height waves
Thiele and small parameters
Fs 47 Hz
Re 5.1 Ohm
Qes 0.53
Qms 15.5
Qts 0.51
Vas 83.7 dm^3 (2.96 ft^3)
Sd 543 cm^2 (84.17 in^2)
Xmax (4) 5.07 mm
Xdamage (5) 16.7 mm
Mms 56.4 g
Bl 12.5 N/A
Le 0.8 mH
Mmd 42.1 g
Cms 0.20 mm/N
Rms 1.1 kg/s
Eta Zero 1.55 %
EBP 89 Hz


PART NUMBER (P/N)
Faston Terminals - 8 Ohm Version 03004320



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
Quick acoustic specs
Nominal Impedance 8 Ohm
Minimum Impedance 6.1 Ohm
AES Power Handling (1) 250 W
Sensitivity (1W/1m) 97 dB
Frequency Range 50÷4000 Hz
Flux Density 1.1 T
Magnet Ferrite Ring
Demodulation No
Cone Surround (2) Triple Roll
Fs 47 Hz
Re 5.1 Ohm
Qes 0.53
Qms 15.5
Qts 0.51
Vas 83.7 dm^3 (2.96 ft^3)
Sd 543 cm^2 (84.17 in^2)
Xmax (3) 5.07 mm
Xdamage (4) 16.7 mm
Mms 56.4 g
Bl 12.5 N/A
Le 0.8 mH
Mmd 42.1 g
Cms 0.20 mm/N
Rms 1.1 kg/s
Eta Zero 1.55 %
EBP 89 Hz



Note:
(1) 2 Hours Test According to AES 2-1984 Rev. 2003
(2) Treated Polycotton
(3) Xmax= [(winding depth - magnetic gap depth)/2] + (magnetic gap depth/3)
(4) Maximum excursion before permanent damage
Quick mechanical specs
Nominal Diameter 300 mm (12 in)
Overall Diameter 311 mm (12.24 in)
Bolt Circle Diameter 294 mm (11.57 in)
Baffle Cutout Diameter 284 mm (11.18 in)
Depth 133 mm (5.24 in)
Flange and Gasket Thickness 8 mm (0.31 in)
Net Weight 3.5 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 Weight 4.3 kg (9.5 lb)