B&C Speakers Woofer 12 PL 32 Specifications

High efficiency 12" woofer with a very flat frequency response

up to 2 kHz and high power handling (700W). Where good LF

performance in compact bass-reflex enclosure is required, the

12 PL 32  represents an optimal choice for a two-way system.

Specifications

Nominal Diameter

320 mm (12 in)

Nominal Impedance

8 

Ω

Minumum Impedance

6.3 

Ω

Power Handling

(70 –700 Hz)

Nominal

1

350 W

Continuous Program

2

700 W

Sensitivity (1W/1m)

3

98.5 dB

Frequency Range

50-3500 Hz

Voice Coil Diameter

76 mm (3 in)

Winding Material

Aluminium

Former Material

Glass Fibre 

Winding Depth

16 mm (5/8 in)

Magnetic Gap Depth

10 mm (3/8 in)

Flux Density

1.1 T

Also available in 4 

Ω, data upon request

Thiele & Small Parameters

4

Fs

49 Hz

Re

5.3 

Ω

Qes

0.26

Qms

6.1

Qts

0.25

Vas

97 dm

3

(3.42 ft

3

) 

Sd

522 cm

2

(80.9 in

2

)

η

0

4.1%

X max

± 3.5 mm

X var

± 5 mm

Mms

42 g

Bl

16.1 T·m

Le

1.6 mH

Mounting and Shipping Information

Overall Diameter

316 mm (12.4 in)

Bolt Circle Diameter

296 mm (11.6 in)

Baffle Cutout Diameter

282 mm (11.1 in)

Depth

134 mm (5.3 in)

Flange and Gasket Thickness

16 mm (5/8 in)

Net Weight 

7.4 kg (16.3 lb) 

Shipping Weight 

8.3 kg (18.3 lb)

Shipping Box 

380x380x170 mm

(15x15x6.7 in)

1 

2 hours test made with continuous pink noise signal (6 dB crest factor) within the

specified range. Power calculated on rated minimum impedance. Loudspeaker in

free air.

2 

Power on Continuous Program is defined as 3 dB greater than the Nominal rating.

3 

Applied RMS Voltage is set to 2.83V for 8 ohms Nominal Impedance. Average

SPL from 200 to 3500 Hz.

4 

Thiele-Small parameters are measured after a high level 20 Hz sine wave precon-

ditioning test.

12 PL 32 

|

Woofer

Speakers

HPL

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