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12RS430 { 12" - 400 W - 93 dB - 8 Ohm }
Available Impedance: 8 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 282 mm (11.10 in)
Depth 157 mm (6.18 in)
Flange and Gasket Thickness 19.5 mm (0.77 in)
Net Weight 7.0 kg (15.4 lb)
Shipping Box
(Single Carton Box)		 350 x 346 x 216 mm
(13.7 x 13.6 x 8.5 in)
Shipping Weight 7.8 kg (17.2 lb)


Technical Parameters
Nominal Impedance 8 Ohm
Minimum Impedance 8 Ohm
AES Power Handling (1) 400 W
Maximum Power Handling (2) 800 W
Sensitivity (1W/1m) 93 dB
Frequency Range 30÷2500 Hz
Voice Coil Diameter 65 mm (2.56 in)
Winding Material Al
Former Material Glass Fiber
Winding Depth 29.8 mm (1.17 in)
Magnetic Gap Depth 8 mm (0.31 in)
Flux Density 1.50 T
Magnet Ferrite Ring
Basket Material Aluminum
Demodulation Aluminum ring
Cone Surround (3) Half Roll
NET Air Volume filled by Loudspeaker 2.85 dm^3 (0.101 ft^3)
Spider Profile 1x constant height waves
Thiele and small parameters
Fs 30 Hz
Re 6.8 Ohm
Qes 0.36
Qms 10.0
Qts 0.35
Vas 131.2 dm^3 (4.63 ft^3)
Sd 552 cm^2 (85.56 in^2)
Xmax (4) 13.57 mm
Xdamage (5) 21.5 mm
Mms 91.3 g
Bl 18 N/A
Le 0.78 mH
Mmd 76.6 g
Cms 0.31 mm/N
Rms 1.7 kg/s
Eta Zero 0.95 %
EBP 83 Hz


PART NUMBER (P/N)
Push Terminals - 8 Ohm Version 03004391



Notes:
(1) 2 Hours Test According to AES 2-1984 Rev. 2003
(2) Maximum power is defined as 3dB greater than nominal power.
(3) EPDM (Rubber)
(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 8 Ohm
AES Power Handling (1) 400 W
Sensitivity (1W/1m) 93 dB
Frequency Range 30÷2500 Hz
Flux Density 1.50 T
Magnet Ferrite Ring
Demodulation Aluminum ring
Fs 30 Hz
Re 6.8 Ohm
Qes 0.36
Qms 10.0
Qts 0.35
Vas 131.2 dm^3 (4.63 ft^3)
Sd 552 cm^2 (85.56 in^2)
Xmax (2) 13.57 mm
Xdamage (3) 21.5 mm
Mms 91.3 g
Bl 18 N/A
Le 0.78 mH
Mmd 76.6 g
Cms 0.31 mm/N
Rms 1.7 kg/s
Eta Zero 0.95 %
EBP 83 Hz



Note:
(1) 2 Hours Test According to AES 2-1984 Rev. 2003
(2) Xmax= [(winding depth - magnetic gap depth)/2] + (magnetic gap depth/3)
(3) 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 282 mm (11.10 in)
Depth 157 mm (6.18 in)
Flange and Gasket Thickness 19.5 mm (0.77 in)
Net Weight 7.0 kg (15.4 lb)
Shipping Box
(Single Carton Box)		 350 x 346 x 216 mm
(13.7 x 13.6 x 8.5 in)
Shipping Weight 7.8 kg (17.2 lb)