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Signature
WS 8.120
Subwoofer
• Subwoofer 8 ‘‘ (200 mm)
• Max power 300 W / Nom. power 150 W
• Frequency response 30 Hz - 500 Hz
• Sensitivity 89 dB
• Impedance 2 Ohms
Die cast aluminium basket - Ultra rigid carbon fiber cone reinforced
with fiberglass - Foam surround - Long life « Conex » damper - 38
mm (1.5’’) voice coil on fiber glass former - 120 mm x 20 mm
(4.7’’ x 0.8’’) oversized magnetic motor - Gold plated terminal.
Optimized for sealed and bass-reflex enclosure from 10 L (0.35 cf) to 20
L ( 0.71 cf)
TECHNICAL SPECIFICATIONS
Component
Max power
Nominal power
Impedance
Freq. Response
Sensitivity (2,83V/1m)
Magnet
Magnet size Ø x h
Total driver displacement
Weight of one component
Voice coil Ø
Voice coil height
Cone
Subwoofer
300 W
150 W
2 Ω
56 Hz - 500 KHz
89,0 dB
Ferrite
120 x 20 mm 4,73“x 0,79“
0,3 l 0,011 cf
2,27 kg 5,004 lb
38 mm 1,496“
22,0 mm 0,866“
Carbon fiber
FREQUENCY RESPONSE / IMPEDANCE
Unit: mm
8x Ø 4.5
Ø 209
Ø 197
THIELE-SMALL PARAMETERS
effective Ø (d)
Sd
Xmax
Re
Fs
Le
L2
Vas
Mms
Cms
BL
Qts
Qes
Qms
Sensitivity (dB/W/m)
145 mm
186,27 cm
9 mm
2,46 Ω
48,69 Hz
439,68 µH @ 1 kHz
1182,18 µH @10 kHz
9,36 L
55,63 g
0,192038 m/N
7,85 Tm
0,62
0,68
7,55
83,9 dB
6.5
75
Ø 100
Ø 178,5
2
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