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40 V1
400mm (16") Polyglass subwoofer
•
65mm / 4 layers voice-coil
•
Polyglass cone
•
Zamak basket
Response curve
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
Mechanical Drawing
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
Frequency (Hz)
Unit: mm
Focal
®
is a trademark of Focal-JMlab
Specifi cations
Nominal power
400 W
Maximum power
800 W
Sensitivity
93.5 dB
(2.83V/m)
Cone
Polyglass
Surround
Butyl
Nom. impedance
4 ohm
DC resistance
3.3 ohm
VC diameter
65 mm
VC height
25.8 mm
Former
Aluminum
Layers
4
Wire
Copper
Inductance
2.4 mH
Xmax
7.5 mm
Magnet (hxd)
156 x 25 mm
Magnet weight
1412 g
Flux density
0.7 T
Gap height
10 mm
Net weight
7.2 kg
Parameters
Fs
26.84 Hz
Vas
165.66 I
Qts
0.459
Qes
0.51
Qms
4.62
Re
3.3 ohm
Sd
881.41 cm
Cas
1.18E-07 m
Mas
29.81 kg/m
Ras
1088.18 ohm.ac
Cms
1.52E-04 m/N
Mms
231.60 g
Rms
8.454 kg/s
Ces
916.42 mF
Les
38.37 mH
Res
29.89 ohm
BI
15.90 N/A
SPL
89.83 dB/W/m
Suggested application
Load
Vol
Fb
Vented
40 l
25
Vented
50 l
23
Vented
60 l
20
®
2
1/2
in
1 in
5/16 in
6
1/6
x 1 in
3.11 lb
5/12 in
15.87 Ib
5.84 Ft
3
2
136
1/2
in
2
5
/N
4
0.51 lb
F-3 (Hz)
Ql
46
7
43
7
40
7
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