Focal Utopia Be 21 WX Be User manual

Fs
Vas
Qts
Qes
Qms
Re
Sd
Cas
Mas
Ras
Cms
Mms
Rms
Ces
Les
Res
BI
SPL
Focal®is a trademark of Focal-JMlab®
108, rue de l'Avenir - BP 374 - 42353 La Talaudière cedex - France - Tel. [phone] - Fax [phone] - www.focal-fr.com
Specifications
Parameters
Mechanical Drawing
©Focal-JMlab - SCFR041108/2
Unit: mm
21 WX Be
8’’ Utopia Be®subwoofer
250 W
500 W
86.5 dB
W
Rubber
4 ohm
3.4 ohm
50 mm 2 in
25 mm 1 in
Aluminum
2
Copper
1.13 mH
8.5 mm 0.33 in
15x45 mm 0.6 x1.8 in
1.3 kg 2.9 Ibs
0.85 T
8 mm 0.31 in
4 kg 8.8 Ibs
36.63 Hz
18.8 I
0.6
0.77
2.81
3.4 ohm
208.67 cm2
1.34E-07 m5/
141.01 kg/m4
11549.11 ohm.ac
3.07E-04 m/
61.4 g
5.029 kg/s
984 mF
19.19 mH
12.41 ohm
7.9 /A
82.63 dB/W/m
•Multiferrite magnet
•W cone
•For compact closed box
•High power handling
Suggested application
Load V (l) Fb (Hz) F-3 (Hz) Ql
Sealed 30 - 43 0.77
Sealed 15 - 45 0.907
Frequency Response
Nominal power
Maximum power
Sensitivity (2.83V/m)
Cone
Surround
Nom. impedance
DC resistance
VC diameter
VC height
Former
Layers
Wire
Inductance
Xmax
Magnet (12 units)
Magnet weight
Flux density
Gap height
Net weight