Focal K2 Power 40 KX - Manual

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BP 374 - 108, rue de l'Avenir - 42353 La Talaudière cedex - France - Tel. +33 4 77 43 57 00 - Fax +33 4 77 43 57 04 - w w w . f o c a l - f r . c o m
Specifi cations
Parameters
Suggested application
©Focal-JMlab - SC030519/1
Mechanical Drawing
Suggested Application
Sealed enclosure
SPL
(dB) 1W/1m
Frequency (Hz)
Unit : mm
40 KX
400 mm K2 Power® subwoofer
• Multiferrites magnet
• Zamak basket
• For closed box
• High power handling
• Dual voice coil
ш 198
ш 407
62
ш 351
206
18
7,60
11
ш 390
8xш 6,50
40 liters (1.41 cu. ft.)
F - 3 = 41Hz / Fast and tight bass
60 liters (2.19 cu. ft.)
F - 3 = 37Hz / Punchy and dynamic bass
80 liters (2.82 cu. ft.)
F - 3 = 36Hz / Deep and articulate bass
Nominal power 500 W
Maximum power 1000 W
Sensitivity 92.5 dB
Cone K2 Composite Sandwich ®
Surround Butyl
Nom. impedance 4 ohms (2 x 2)
DC resistance 4.2 ohms (2 x 2.1)
VC diameter 65 mm 2.55 in
VC height 32 mm 1.25 in
Former aluminium
Layers 4
Wire Copper
Inductance 4.2 mH (in series)
Xmax 11 mm 0.43 in
Magnet d x h (18) 60 x 14 mm 2.36 x 0.55 in
Magnet weight 2916 g 6.42 Ib
Flux density 0.9 T
Gap height 10 mm 0.39 in
Net weight 10.7 kg 23.58 Ib
Fs 34.6 Hz
Vas 64.83 I 2.28 Ft 3
Qts 0.82
Qes 0.97
Qms 5.3
Re 4.2 ohms (in series)
Sd 804.25 cm 2 124.65 in 2
Cas 4.62E-07 m 5 /N
Mas 45.84 kg/m 4
Ras 1880.29 ohms.ac
Cms 7.14E-05 m/N
Mms 296.5 g 0.65 Ib
Rms 12.162 g/s
Ces 1062.35 mF
Les 19.92 mH
Res 22.95 ohms
BI 16.71 N/A (in series)
SPL 86.26 dB/W/m
Load V (l) Fb (Hz) F-3 (Hz) Ql
Sealed 40 - 41 7
Sealed 60 - 37 7
Sealed 80 - 36 7