6 W2 Be
6.5’’ Utopia Be® woofer
• W cone
Specifications
• Aluminum focus phase plug
• Neodymium magnet
• Zamak basket
100 W
200 W
91.5 dB
W
Nominal power
Maximum power
Sensitivity (2.83V/m)
Cone
Rubber
4 ohm
Surround
Nom. impedance
DC resistance
VC diameter
VC height
Former
2.91 ohm
40 mm
15 mm
Black Kapton®
2
1.57 in
0.6 in
Layers
Copper
0.42 mH
4.5 mm
Neodymium
0.8 T
Wire
Inductance
Xmax
0.18 in
Magnet
Flux density
Gap height
Net weight
6 mm
0.24 in
1.9 Ibs
0.85 kg
Frequency Response / Impedance
On axis, 0° and 45° off axis frequency response
dB SPL
100
Ohm
105
Parameters
95
90
95
85
Fs
64.39 Hz
Vas
Qts
Qes
Qms
Re
9.19 I
85
80
75
65
0.75
0.79
75
70
65
60
55
50
55
45
35
25
15
05
14.73
2.91 ohm
132.73 cm2
6.54E-08 m5/N
93.37 kg/m4
2564.53 ohm.ac
3.71E-04 m/N
16.45 g
Sd
Cas
Mas
Ras
Cms
Mms
Rms
Ces
Les
Res
BI
20
100
1000
10000
Log Frequency - Hz
0.452 kg/s
671.02 mF
9.1 mH
Mechanical Drawing
54.26 ohm
4.95 N/A
86.76 dB/W/m
SPL
Unit: mm
Focal® is a trademark of Focal-JMlab®
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