HW321

Low Frequency Driver

12 Inches

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Voice Coil Diameter

50 mm 2 in

Continuous Power Handling

400 W

Sensitivity

93 dB

Specifications

Nominal Diameter

320 mm (12 in)

Nominal Power Handling

150 W

Sensitivity

93 dB

Voice Coil Diameter

50 mm (2 in)

Winding Depth

18.5 mm (0.73 in)

Nominal Impedance

8 Ω

Continuous Power Handling

400 W

Frequency Range

25 Hz - 25 Hz

Former Material

Aluminum

Magnetic Gap Depth

8 mm (0.31 in)

Parameters

Fs

27 Hz

Qes

0.37

Qts

0.33

Sd

547 cm² (84.79 in²)

Xmax

7.3 mm (0.29 in)

Bl

13.17 Tm

Cms

0.52 mm/N

EBP

73 Hz

Re

5.7 Ω

Qms

3.04

Vas

205 dm³ (7.24 ft³)

η0

1.05 %

Mms

67 g

Le

0.9 mH

d

260 mm (10.24 in)

Design

Surround Shape

Rubber

Recommended Loading

Vented Box

Recommended Enclosure

136 dm³ (4.803 ft³)

Cone Material

Treated Cellulose

Mounting and Shipping Info

Overall Diameter

315 mm (12.4 in)

Baffle Cutout Diameter

282 mm (11.1 in)

Flange and Gasket Thickness

13.5 mm (0.53 in)

Shipping Units

1 pcs

Bolt Quantity

8 pcs

Bolt Circle Diameter

295 mm (11.61 in)

Depth

139 mm (5.47 in)

Net Weight

4.9 kg (10.79 lb)

Basket Material

Aluminum

Bolt Diameter

7 mm (0.28 in)

SOUND & VISION
a division of the B&C SPEAKERS Group

Eighteen Sound srl

via A. Botticelli, 10

42124 Reggio Emilia

ITALY

VAT # IT 02577810357