Focal Car Speaker 25 A1 User Manual

25 A1  
2 5 c m ( 1 0 ’ ’ ) A c c e s s 1 s u b w o o f e r ( A f t e r s a l e s D p t r e f : 1 0 A 1 )  
All weather woven glass fiber cone  
50 mm/4 layer voice coil  
Specifications  
Nominal power 200 W  
Maximum power 400 W  
Voice coil cooling system  
Sensitivity  
Cone  
92 dB  
Braided glass fiber  
Butyl  
Surround  
Nom. impedance 4 ohms  
DC resistance  
VC diameter  
VC height  
Former  
3.35 ohms  
50 mm  
19 mm  
Kapton®  
4
2 in  
3/4 in  
Layers  
Wire  
Copper  
1 mH  
Inductance  
Xmax  
5.5 mm  
145 x 20 mm  
3/16 in  
Magnet d x h  
5-11/16 x 13/16 in  
2.15 Ib  
Magnet weight 1.15 kg  
Flux density  
Gap height  
Net weight  
0.8 T  
8 mm  
3.9 kg  
5/16 in  
8.6 Ib  
Parameters  
Fs  
40.61 Hz  
Vas  
Qts  
Qes  
Qms  
Re  
24.34 I  
0.382  
0.4  
8.65  
Suggested Application  
3.35 ohms  
339.79 cm2  
1.73 E-07 m5/N  
88.65 kg/m4  
2614.88 ohms.ac  
1.50 E-04 m/N  
102.35 g  
Vented enclosure  
Sd  
30 litres (1.059 cu. ft.)  
F - 3 = 38Hz / Deep and articulate bass  
Cas  
Mas  
Ras  
Cms  
Mms  
Rms  
Ces  
Les  
Res  
BI  
20 litres (0.706 cu. ft.)  
F - 3 = 48Hz / Fast and tight bass  
25 litres (0.883 cu. ft.)  
F - 3 = 42Hz / Dynamic bass  
3.019 kg/s  
467.95 mF  
32.82 mH  
72.44 ohms  
14.79 N/A  
87.94 dB/W/m  
SPL  
Suggested application  
Load V (l) Fb (Hz) F-3 (Hz) Ql  
Port  
9 x 27 cm =  
3-9/16 x 10-5/8 in  
8x 23 cm =  
3- 1/8 x 9-1/16 in  
8 x 25 cm =  
3-1/8x9-13/16in  
Vented 20  
Vented 25  
Vented 30  
53  
48  
7
Frequency (Hz)  
4642  
4638  
7
7
Mechanical Drawing  
Ø 267  
Ø 170  
Ø 232  
Unit : mm  
 

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