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Focal
®
is a trademark of Focal-JMlab
®
108, rue de l'Avenir - BP 374 - 42353 La Talaudière cedex - France - Tel. 00 33 4 77 43 57 00 - Fax 00 33 4 77 43 57 04 - www.focal-fr.com
Specifi cations
Parameters
Mechanical Drawing
Response curve
Unit: mm
Nominal power
Maximum power
Sensitivity (2.83V/m)
Cone
Surround
Nom. impedance
DC resistance
VC diameter
VC height
Former
Layers
Wire
Inductance
Xmax
Magnet (hxd)
Magnet weight
Flux density
Gap height
Net weight
400 W
800 W
93.5 dB
Polyglass
Butyl
4 ohm
3.3 ohm
65 mm 2
1/2
in
25.8 mm 1 in
Aluminum
4
Copper
2.4 mH
7.5 mm 5/16 in
156 x 25 mm 6
1/6
x 1 in
1412 g 3.11 lb
0.7 T
10 mm 5/12 in
7.2 kg 15.87 Ib
26.84 Hz
165.66 I 5.84 Ft
3
0.459
0.51
4.62
3.3 ohm
881.41 cm
2
136
1/2
in
2
1.18E-07 m
5
/N
29.81 kg/m
4
1088.18 ohm.ac
1.52E-04 m/N
231.60 g 0.51 lb
8.454 kg/s
916.42 mF
38.37 mH
29.89 ohm
15.90 N/A
89.83 dB/W/m
©Focal-JMlab - SCFR050504/1
40 V1
400mm (16") Polyglass subwoofer
Vented enclosure
40 litres (1.413 cu. ft.)
F - 3 = 46Hz /
Fast and tight bass
50 litres (1.766 cu. ft.)
F - 3 = 43Hz / Punchy
and dynamic bass
60 litres (2.119 cu. ft.)
F - 3 = 40Hz / Deep
and articulate bass
SPL (dB) 1W/1m
Frequency (Hz)
• 65mm / 4 layers voice-coil
• Polyglass cone
• Zamak basket
Load Vol Fb F-3 (Hz) Ql
Vented 40 l 25 46 7
Vented 50 l 23 43 7
Vented 60 l 20 40 7
Suggested application