4 K SLIM (100 KRS WOOFER KIT)
4 ’ ’ K 2 P o w e r ® w o o f e r
• Extra slim 39 mm
• Zamak basket
Specifications
Nominal power 50 W
• Aluminium phase plug
• Neodymium magnet
Maximum power 100 W
Sensitivity
Cone
90 dB
®
K2 Composite Sandwich
Butyl
Surround
Nom. impedance 4 ohms
DC resistance
VC diameter
VC height
Former
3.2 ohms
25 mm
8.5 mm
Kapton ®
2
0.98 in
0.33 in
Layers
Wire
Copper
0,26 mH
2.5 mm
-
Inductance
Xmax
0.10 in
Magnet (d x h)
Magnet weight
Flux density
Gap height
Net weight
-
-
-
0.9 T
3 mm
0.35 kg
0.11 in
0.77 lb
Parameters
Fs
140.6 Hz
1.13 l
Vas
Qts
0.872
Qes
Qms
Re (in parallel)
Sd
0.96
Frequency response / Impedance
9.55
3.2 ohms
55.42 cm2
8.04E-09 m5/N
159.23 kg/m4
0° and 30° frequency response
dB SPL
Ohms
Cas
100
110
100
90
Mas
Ras
0°
95
14733.21 ohms.ac
2.62E-4 m/N
4.89 g
90
85
80
Cms
Mms
Rms
Ces
80
70
452 g/s
30°
75
60
50
339.49 mF
3.77 mH
70
65
Les
40
30
Res
31.83 ohms
3.8 N/A
60
55
50
BI
20
10
SPL
87 dB/W/m
Suggested application
20
100
1000
10 000
Load
V (l)
FB (Hz)
F-3 (Hz)
Q1
log Frequency - Hz
Sealed
30
-
120
7
Mechanical Drawing
ø
65
ø 77
ø
93
Unit : mm
Focal® is a trademark of Focal-JMlab® - BP 374 - 108, rue de l’Avenir - 42353 La Talaudière cedex
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