Impedance

330mm Access® subwoofer. 47.37 Hz. 27.12 I. 0.95 Ft3 ... 15.78 N/A. 88.33 dB/W/m. 400 W. 800 W. 92 dB. Fiber glass. NBR Rubber. 4 ohms. 3.3 ohms. 65 mm.
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33 A

330mm Access® subwoofer • Thick zamak diecast frame

Specifications

• Fiber glass cone, large NBR surround • 4 layer aluminium former voice coil • High power handling • Deep frequency in small vented box

Frequency Response / Impedance dB SPL

Ohms

110

55

100

50

90

45

80

40

70

35

60

400 W

Maximum power

800 W

Sensitivity

92 dB

Cone

Fiber glass

Surround

NBR Rubber

Nom. impedance

4 ohms

DC resistance

3.3 ohms

VC diameter

65 mm

2 1/2 in

VC height

25.8 mm

1 in

Former

Aluminium

Layers

4

Wire

Copper

Inductance

3.06 mH

Xmax

7.5 mm

Magnet d x h

156 x 25 mm

61/6 x 1 in

Magnet weight

1412 g

3.11 lb

Flux density

0.7 T

Gap height

10 mm

5/12 in

Net weight

6.95 kg

15.32 lb

Parameters Fs

47.37 Hz

Vas

27.12 I

Qts

0.575

30

Qes

0.650

50

25

Qms

5.000

40

20

Re

3.3 ohms

30

15

Sd

530.93 cm2

20

10

Cas

1.93E-07 m5/N

10

5

Mas

58.46 kg/m4

Ras

3480.14 ohms.ac

Cms

6.58E-05 m/N

Mms

164.80 g

Rms

9.810 Kg/s

Ces

661.78 mF

Les

17.06 mH

Res

25.38 ohms

BI

15.78 N/A

SPL

88.33 dB/W/m

10

100

Log Frequency - Hz

Mechanical Drawing

©Focal-JMlab - SC020606/1

Nominal power

1000

0.95 Ft3

821/3 in2

0.36 lb

Suggested application Load

V (I)

Fb (Hz)

F-3 (Hz)

Ql

Vented

50

Vented

88

36

35

7

35

29

7

Focal ® is a trademark of Focal-JMlab ® ZI Molina la Chazotte - 108, rue de l'Avenir - BP 74 - 42003 Saint-Etienne cedex 1 - France - Tel. +33 4 77 43 57 00 - Fax +33 4 77 37 65 87 - www.focal-jmlab.fr