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8PR155 { 8" - 200 W - 97 dB - 8 Ohm }
Available Impedance: 8 Ohm
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Nominal Specifications
Nominal Diameter 200 mm (8 in)
Overall Diameter 223.7/207.9 mm (8.81/8.18 in)
Bolt Circle Diameter 210 mm (8.27 in)
Baffle Cutout Diameter 183 mm (7.20 in)
Depth 98.5 mm (3.88 in)
Flange and Gasket Thickness 10.8 mm (0.43 in)
Net Weight 4.3 kg (9.5 lb)
Shipping Box
(Single Carton Box)		 235 x 235 x 155 mm
(9.3 x 9.3 x 6.1 in)
Shipping Weight 4.6 kg (10.1 lb)


Technical Parameters
Nominal Impedance 8 Ohm
Minimum Impedance 6.3 Ohm
AES Power Handling (1) 200 W
Maximum Power Handling (2) 400 W
Sensitivity (1W/1m) 97 dB
Frequency Range 80÷6300 Hz
Voice Coil Diameter 52 mm (2 in)
Winding Material Al
Former Material Glass Fiber
Winding Depth 9.8 mm (0.39 in)
Magnetic Gap Depth 8 mm (0.31 in)
Flux Density 1.3 T
Magnet Ferrite Ring
Basket Material Aluminum
Demodulation Aluminum Ring
Cone Surround (3) Triple Roll
NET Air Volume filled by Loudspeaker 1.06 dm^3 (0.037 ft^3)
Spider Profile 1x variable height waves
Thiele and small parameters
Fs 85 Hz
Re 5.3 Ohm
Qes 0.39
Qms 8.8
Qts 0.37
Vas 9.4 dm^3 (0.33 ft^3)
Sd 217 cm^2 (33.67 in^2)
Xmax (4) 3.57 mm
Xdamage (5) 10.65 mm
Mms 24.5 g
Bl 13.4 N/A
Le 0.41 mH
Mmd 20.9 g
Cms 0.14 mm/N
Rms 1.5 kg/s
Eta Zero 1.45 %
EBP 218 Hz


PART NUMBER (P/N)
Faston Terminals - 8 Ohm Version 02004172



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 6.3 Ohm
AES Power Handling (1) 200 W
Sensitivity (1W/1m) 97 dB
Frequency Range 80÷6300 Hz
Flux Density 1.3 T
Magnet Ferrite Ring
Demodulation Aluminum Ring
Cone Surround (2) Triple Roll
Fs 85 Hz
Re 5.3 Ohm
Qes 0.39
Qms 8.8
Qts 0.37
Vas 9.4 dm^3 (0.33 ft^3)
Sd 217 cm^2 (33.67 in^2)
Xmax (3) 3.57 mm
Xdamage (4) 10.65 mm
Mms 24.5 g
Bl 13.4 N/A
Le 0.41 mH
Mmd 20.9 g
Cms 0.14 mm/N
Rms 1.5 kg/s
Eta Zero 1.45 %
EBP 218 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 200 mm (8 in)
Overall Diameter 223.7/207.9 mm (8.81/8.18 in)
Bolt Circle Diameter 210 mm (8.27 in)
Baffle Cutout Diameter 183 mm (7.20 in)
Depth 98.5 mm (3.88 in)
Flange and Gasket Thickness 10.8 mm (0.43 in)
Net Weight 4.3 kg (9.5 lb)
Shipping Box
(Single Carton Box)		 235 x 235 x 155 mm
(9.3 x 9.3 x 6.1 in)
Shipping Weight 4.6 kg (10.1 lb)