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8HX230 { LF 8" - 250 W - 94 dB - 8 Ohm | HF 30 W - 105 dB - 8 Ohm }
Available Impedance: 8 Ohm
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Nominal Specifications
Nom. Diameter 200 mm (8 in)
Overall Diameter 223.75/207.9 mm (8.81/8.18 in)
Bolt Circle Diameter 210 mm (8.27 in)
Baffle Cutout Diameter 183 mm (7.20 in)
Depth 126.5 mm (4.98 in)
Flange and Gasket Thickness 10.7 mm (0.42 in)
Net Weight 4.7 Kg (10.4 lb)
Shipping Box
(Single Carton Box)
235 x 235 x 155 mm
(9.3 x 9.3 x 6.1 in)
Shipping Weight 5 Kg (11.0 lb)



Technical Parameters { LF } { HF }
Nom. Impedance 8 Ohm 8 Ohm
Minimum Impedance 8 Ohm 7 Ohm
AES Power Handling (1) 250 W 30 W
Max Power Handling (2) 500 W 60 W
Sensitivity (1W/1m) (3) 94 dB 105 dB
Frequency Range 70÷4000 Hz 1200÷20000 Hz
Voice Coil Diameter 65 mm (2.56 in) 37 mm (1.46 in)
Winding Material Al Al
Former Material Glass Fiber Kapton
Winding Depth 15 mm (0.59 in) 2.1 mm (0.08 in)
Magnetic Gap Depth 8 mm (0.31 in) 2.6 mm (0.10 in)
Flux Density 1.12 T 1.85 T
Min. Cross. Freq. (4) - 1.7 kHz
Dispersion Angle - 100°
Diaphragm Material - Ketone Polymer
Diaphragm Shape - Annular
Magnet Ferrite Ring -
Basket Material Aluminum -
Demodulation Aluminum Ring -
Cone Surround (5) Triple Roll -
NET Air Volume filled by Loudspeaker 1 dm^3 (0.035 ft^3) -
Spider Profile 1x variable height waves -
Thiele and small parameters { LF }
Fs 70 Hz
Re [LF] 6.5 Ohm
Re [HF] 5.5 Ohm
Qes 0.38
Qms 7.4
Qts 0.36
Vas 8 dm^3 (0.28 ft^3)
Sd 205 cm^2 (31.8 in^2)
Xmax (6) 6.17 mm
Xdamage (7) 16 mm
Mms 23.6 g
Bl 15.1 N/A
Le 0.57 mH
Mmd 20.3 g
Cms 0.14 mm/N
Rms 1.79 Kg/s
Eta Zero 1.42 %
EBP 184 Hz


PART NUMBER (P/N)
Push Terminals - 8 Ohm Version 02004248



Notes:
(1) 2 Hours Test According to AES 2-1984 Rev. 2003
(2) Maximum power is defined as 3dB greater than nominal power.
(3) HF Sensitivity averaged within the frequency range
(4) 12 dB/oct or higher slope high-pass filter
(5) Treated Polycotton
(6) Xmax= [(winding depth - magnetic gap depth)/2] + (magnetic gap depth/3)
(7) Maximum excursion before permanent damage

Quick acoustic specs { LF } { HF }
Nom. Impedance 8 Ohm 8 Ohm
Minimum Impedance 8 Ohm 7 Ohm
AES Power Handling (1) 250 W 30 W
Sensitivity (1W/1m) (2) 94 dB 105 dB
Frequency Range 70÷4000 Hz 1200÷20000 Hz
Flux Density 1.12 T 1.85 T
Min. Cross. Freq. (3) - 1.7 kHz
Dispersion Angle - 100°
Diaphragm Material - Ketone Polymer
Diaphragm Shape - Annular
Magnet Ferrite Ring -
Demodulation Aluminum Ring -
Cone Surround (4) Triple Roll -



Quick acoustic specs { LF }
Fs 70 Hz
Re [LF] 6.5 Ohm
Re [HF] 5.5 Ohm
Qes 0.38
Qms 7.4
Qts 0.36
Vas 8 dm^3 (0.28 ft^3)
Sd 205 cm^2 (31.8 in^2)
Xmax (5) 6.17 mm
Xdamage (6) 16 mm
Mms 23.6 g
Bl 15.1 N/A
Le 0.57 mH
Mmd 20.3 g
Cms 0.14 mm/N
Rms 1.79 Kg/s
Eta Zero 1.42 %
EBP 184 Hz



Note:
(1) 2 Hours Test According to AES 2-1984 Rev. 2003
(2) HF Sensitivity averaged within the frequency range
(3) 12 dB/oct or higher slope high-pass filter
(4) Treated Polycotton
(5) Xmax= [(winding depth - magnetic gap depth)/2] + (magnetic gap depth/3)
(6) Maximum excursion before permanent damage

Quick mechanical specs
Nom. Diameter 200 mm (8 in)
Overall Diameter 223.75/207.9 mm (8.81/8.18 in)
Bolt Circle Diameter 210 mm (8.27 in)
Baffle Cutout Diameter 183 mm (7.20 in)
Depth 126.5 mm (4.98 in)
Flange and Gasket Thickness 10.7 mm (0.42 in)
Net Weight 4.7 Kg (10.4 lb)
Shipping Box
(Single Carton Box)
235 x 235 x 155 mm
(9.3 x 9.3 x 6.1 in)
Shipping Weight 5 Kg (11.0 lb)