Focal 27V1 POLYGLASS Specifications

27 V1
270mm (11") Polyglass subwoofer
•
50mm / 4 layers voice-coil
•
Polyglass cone
•
Zamak basket
Response curve
Vented enclosure
15 litres (0.530 cu. ft.)
F - 3 = 46Hz /
Fast and tight bass
20 litres (0.706 cu. ft.)
F - 3 = 40Hz / Punchy
and dynamic bass
30 litres (1.059 cu. ft.)
F - 3 = 33Hz / Deep
and articulate bass
Mechanical Drawing
108, rue de l'Avenir - BP 374 - 42353 La Talaudière cedex - France - Tel. 00 33 4 77 43 57 00 - Fax 00 33 4 77 43 57 04 - www.focal-fr.com
Frequency (Hz)
Unit: mm
Focal ® is a trademark of Focal-JMlab
Specifi cations
250 W
Nominal power
500 W
Maximum power
90 dB
Sensitivity
(2.83V/m)
Polyglass
Cone
Butyl
Surround
4 ohm
Nom. impedance
2.9 ohm
DC resistance
50 mm
VC diameter
20 mm
VC height
Aluminum
Former
4
Layers
Copper
Wire
1.5 mH
Inductance
6 mm
Xmax
120 x 25 mm
Magnet (hxd)
870 g
Magnet weight
0.8 T
Flux density
8 mm
Gap height
3.95 kg
Net weight
Parameters
Fs 39.01 Hz
Vas 21.43 I
Qts 0.44
Qes
0.51
Qms
3.47
Re
2.9 ohm
Sd
330 cm
Cas
1.53E-07 m
Mas
109.11 kg/m
Ras
7707.32 ohm.ac
Cms
1.40E-04 m/N
Mms
118.87 g
Rms
8.40 kg/s
Ces
717.49 mF
Les
23.20 mH
Res
19.73 ohm
BI
12.87 N/A
SPL
85.8 dB/W/m
Suggested application
Load Vol Fb
Vented 15 l 51
Vented 20 l 44
Vented 30 l 36
®
2 in
3/4 in
1/4 in
4 3/4 x 1 in
1.93 lb
0.31 in
8.7 Ib
0.75 Ft 3
2 51 1/16 in 2
5 /N
4
0.25 lb
F-3 (Hz) Ql
46 7
40 7
33 7