Focal Utopia Be 21 WX Be Specification Sheet

21 WX Be
8'' Utopia Be® subwoofer
•
Multiferrite magnet
•
W cone
•
For compact closed box
•
High power handling

Frequency Response

Mechanical Drawing

108, rue de l'Avenir - BP 374 - 42353 La Talaudière cedex - France - Tel. +33 4 77 43 57 00 - Fax +33 4 77 43 57 04 - www.focal-fr.com
Unit: mm
Focal ® is a trademark of Focal-JMlab
Specifi cations
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
Parameters
Fs
Vas
Qts
Qes
Qms
Re
Sd
Cas
Mas
Ras
Cms
Mms
Rms
Ces
Les
Res
BI
SPL

Suggested application

Load V (l) Fb (Hz)
Sealed 30 -
Sealed 15 -
®
F-3 (Hz) Ql
43 0.77
45 0.907