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18 TBX 100

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18TBX100 8 Ω LF Drivers - 18 inches Subwoofer

2400 W continuous program power capacity


100 mm (4 in) copper voice coil
35 - 1000 Hz response
97 dB sensitivity
Aluminium demodulating ring allows a very low distortion figure
Double silicone spider with optimized compliance
Ventilated voice coil gap for reduced power compression

B&C Speakers S.p.A.


Via Poggiomoro, 1 - Loc. Vallina, 50012 Bagno a Ripoli (FI) - ITALY - Tel. +39 055 65721 - Fax +39 055 6572312 - mail@bcspeakers.com
18TBX100 8 Ω LF Drivers - 18 inches Subwoofer

SPECIFICATIONS PARAMETERS DESIGN


Thiele-Small parameters are measured after a high level 20 Hz
sine wave preconditioning test.
Nominal Diameter 460 mm (18 in) Surround Shape Triple Roll
Nominal Impedance 8Ω Fs 34 Hz Cone Shape Radial
Minimum Impedance 6.2 Ω Re 5.1 Ω Magnet Material Ferrite
Nominal Power Handling 1200 W Qes 0.37 Spider Double Silicone
2 hours test made with continu-
ous pink noise signal within the Qms 7.2 Pole Design T-Pole
range Fs-10Fs. Power calculated
on rated minumum impedance. Qts 0.35 Woofer Cone Treatment TWP Waterproof Both
Loudspeaker in free air.
Sides
Vas 212 dm³ (7.5 ft³)
Continuous Power Han- 2400 W Recommended Enclosure 200 dm³ (7.06 ft³)
dling Power on Continuous Program is Sd 1210 cm² (187.6 sq²)
defined as 3 dB greater than the Recommended Tuning 34 Hz
Nominal rating. η0 2.2 %
Sensitivity 97 dB Xmax 9 mm
Applied RMS Voltage is set to
2.83 V for 8 ohms Nominal Im- Xvar 11 mm
pedance.
Mms 209 g
Frequency Range 35 - 1000 Hz
Bl 25.5 Tm
Voice Coil Diameter 100 mm (4 in)
Le 1.6 mH
Winding Material Copper
EBP 92 Hz
Former Material Glass Fibre
Winding Depth 25 mm (1 in)
Magnetic Gap Depth 12 mm (0.5 in)
Flux Density 1.1 T
Woofer Cone Treatment TWP Waterproof Both
Sides

MOUNTING AND SHIPPING INFO

Overall Diameter 460 mm (18 in)


Bolt Circle Diameter 440 mm (17.3 in)
Baffle Cutout Diameter 422 mm (16.6 in)
Depth 209 mm (8.2 in)
Flange and Gasket Thick- 16 mm (0.63 in)
ness
Air Volume Occupied by 10.5 dm³ (0.37 ft³)
Driver
Net Weight 12.7 kg (28 lb)
Shipping Units 1 pcs
Shipping Weight 14.3 kg (31.53 lb)
Shipping Box 500x495x275 mm
(19.69x19.49x10.83 in)

SERVICE KITS

LF recone-kits RCK18TBX1008

B&C Speakers S.p.A.


Via Poggiomoro, 1 - Loc. Vallina, 50012 Bagno a Ripoli (FI) - ITALY - Tel. +39 055 65721 - Fax +39 055 6572312 - mail@bcspeakers.com

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