B&C 18TBW100 - 4ohm

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Article Number: 1266
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Specifications

Nominal Diameter

460 mm (18.0 in)

Nominal Impedance

8 Ω

Minimum Impedance

6.5 Ω

Nominal Power Handling1

1500 W

Continuous power handling2

3000 W

Sensitivity (1W/1m)3

96.0 dB

Frequency Range

35 - 1000 Hz

Voice Coil Diameter

100 mm (4.0 in)

Winding Material

Copper

Former Material

Glass Fibre

Winding Depth

31.0 mm (1.22 in)

Magnetic Gap Depth

15.0 mm (0.59 in)

Flux Density

1.15 T

Design

Surround Shape

Triple Roll

Cone Shape

Radial

Magnet Material

Ferrite

Spider

Double Silicone

Pole Design

T-Pole

Woofer Cone Treatment

TWP Waterproof Both Sides

Recommended Enclosure

200.0 dm3 (7.06 ft3)

Recommended Tuning

32 Hz

Parameters4

Resonance Frequency

35 Hz

Re

5.3 Ω

Qes

0.41

Qms

8.0

Qts

0.39

Vas

175.0 dm3 (6.18 ft3)

Sd

1210.0 cm2 (187.6 in2)

η₀

1.76 %

Xmax

± 12.0 mm

Xvar

± 14.0 mm

Mms

245.0 g

Bl

26.4 Txm

Le

2.45 mH

EBP

85 Hz

Mounting and Shipping Info

Overall Diameter

460 mm (18.0 in)

Bolt Circle Diameter

442 mm (17.4 in)

Baffle Cutout Diameter

422.0 mm (16.6 in)

Depth

241 mm (9.5 in)

Flange and Gasket Thickness

16 mm (0.63 in)

Air Volume Occupied by Driver

11.0 dm3 (0.39 ft3)

Net Weight

15.1 kg (33.3 lb)

Shipping Units

1

Shipping Weight

16.7 kg (36.82 lb)

Shipping Box

500x495x275 mm (19.69x19.49x10.83 in)

Service Kit

Discover more

12 hours test made with continuous pink noise signal within the range Fs-10Fs. Power calculated on rated minumum impedance. Loudspeaker in free air.

2Power on Continuous Program is defined as 3 dB greater than the Nominal rating.

3Applied RMS Voltage is set to 2.83 V for 8 ohms Nominal Impedance.

4Thiele-Small parameters are measured after a high level 20 Hz sine wave preconditioning test.