Focal 33 V1 User Manual

33 V1

330mm (13") Polyglass subwoofer

• 65mm / 4 layers voice-coil

• Polyglass cone

• Zamak basket

Response curve

Vented enclosure

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 (hxd)
Magnet weight
Flux density
Gap height
Net weight

Parameters

400 W
800 W
92 dB
Polyglass
Butyl
4 ohm

3.3 ohm
65 mm 2

25.8 mm 1 in
Aluminum
4
Copper

2.4 mH

7.5 mm 5/16 in
156 x 25 mm 6
1412 g 3.11 lb

0.7 T
10 mm 5/12 in

6.95 kg 15.32 Ib

1/2

1/6

in

x 1 in

25 litres (0.883 cu. ft.)
F - 3 = 44Hz /
Fast and tight bass

30 litres (1.059 cu. ft.)
F - 3 = 40Hz / Punchy
and dynamic bass

40 litres (1.413 cu. ft.)
F - 3 = 36Hz / Deep
and articulate bass

Mechanical Drawing

©Focal-JMlab - SCFR050504/1

SPL (dB) 1W/1m

Frequency (Hz)

Unit: mm

Fs
Vas
Qts
Qes
Qms
Re
Sd
Cas
Mas
Ras
Cms
Mms
Rms
Ces
Les
Res
BI
SPL

25.25 Hz

91.79 I 3.24 Ft

0.326

0.360

3.44

3.34 ohm

530.93 cm

6.54E-07 m5/N

60.79 kg/m

2803.62 ohm.ac

2.32E-04 m/N

171.36 g 0.38 lb

7.903 kg/s

679.38 mF

58.48 mH

31.92 ohm

15.88 N/A
88 dB/W/m

2

4

82

1/3

in

Suggested application

Load Vol Fb F-3 (Hz) Ql

Vented 25 l 41 44 7
Vented 30 l 37 40 7
Vented 40 l 32 36 7

3

2

108, rue de l'Avenir - BP 374 - 42353 La Talaudière cedex - France - Tel. [phone] - Fax [phone] - www.focal-fr.com

Focal® is a trademark of Focal-JMlab

®