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12FH500 { 12" - 500 W - 97 dB - 8 Ohm }
Available Impedance: 4 Ohm8 Ohm16 Ohm
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Nominal Specifications
Nominal Diameter 300 mm (12 in)
Overall Diameter 316 mm (12.44 in)
Bolt Circle Diameter 298.5 mm (11.75 in)
Baffle Cutout Diameter 284 mm (11.18 in)
Depth 155.75 mm (6.13 in)
Flange and Gasket Thickness 12.45 mm (0.49 in)
Net Weight 3.9 Kg (8.6 lb)
Shipping Box
(Single Carton Box)
350 x 346 x 216 mm
(13.8 x 13.6 x 8.5 in)
Shipping Weight 5 Kg (11.0 lb)


Technical Parameters
Nominal Impedance 8 Ohm
Minimum Impedance 6.4 Ohm
AES Power Handling (1) 500 W
Maximum Power Handling (2) 1000 W
Sensitivity (1W/1m) 97 dB
Frequency Range 45÷4000 Hz
Voice Coil Diameter 77 mm (3 in)
Winding Material Al
Former Material Glass Fiber
Winding Depth 18.5 mm (0.73 in)
Magnetic Gap Depth 10.5 mm (0.41 in)
Flux Density 1.2 T
Magnet Neodymium Slug
Basket Material Aluminum
Demodulation No
Cone Surround (3) M-Roll
NET Air Volume filled by Loudspeaker 2.3 dm^3 (0.081 ft^3)
Spider Profile 1x variable height waves
Thiele and small parameters
Fs 45 Hz
Re 5.1 Ohm
Qes 0.26
Qms 6.9
Qts 0.25
Vas 87.3 dm^3 (3.08 ft^3)
Sd 529 cm^2 (82.00 in^2)
Xmax (4) 7.50 mm
Xdamage (5) 21.55 mm
Mms 56.0 g
Bl 17.5 N/A
Le 0.83 mH
Mmd 42.2 g
Cms 0.22 mm/N
Rms 2.3 Kg/s
Eta Zero 2.93 %
EBP 173 Hz


PART NUMBER (P/N)
Push Terminals - 8 Ohm Version 03003925



Notes:
PATENTED IT 2006/000327
(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 6.4 Ohm
AES Power Handling (1) 500 W
Sensitivity (1W/1m) 97 dB
Frequency Range 45÷4000 Hz
Flux Density 1.2 T
Magnet Neodymium Slug
Demodulation No
Cone Surround (2) M-Roll
Fs 45 Hz
Re 5.1 Ohm
Qes 0.26
Qms 6.9
Qts 0.25
Vas 87.3 dm^3 (3.08 ft^3)
Sd 529 cm^2 (82.00 in^2)
Xmax (3) 7.50 mm
Xdamage (4) 21.55 mm
Mms 56.0 g
Bl 17.5 N/A
Le 0.83 mH
Mmd 42.2 g
Cms 0.22 mm/N
Rms 2.3 Kg/s
Eta Zero 2.93 %
EBP 173 Hz



Note:
PATENTED IT 2006/000327
(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 316 mm (12.44 in)
Bolt Circle Diameter 298.5 mm (11.75 in)
Baffle Cutout Diameter 284 mm (11.18 in)
Depth 155.75 mm (6.13 in)
Flange and Gasket Thickness 12.45 mm (0.49 in)
Net Weight 3.9 Kg (8.6 lb)
Shipping Box
(Single Carton Box)
350 x 346 x 216 mm
(13.8 x 13.6 x 8.5 in)
Shipping Weight 5 Kg (11.0 lb)