B&C Speaker 18NW100

Subwoofer

Nominal diameter18″ / 460 mm
Resonance30 Hz
Q factor0.27
Sensitivity94.8 dB
Linear excursion± 9 mm
Program Power2400 W
Driver
Port
Combined
Frequency response
Hz
Impedance
Ω
Impedance Phase
°
Excursion
mm
Velocity
m/s
SPL
dB
Acoustical Phase
°
Group Delay
ms
Transient response
ms
Discard
Apply
  • Sensitivity (1W, 1m, infinite baffle) SPL1W 94.8dB
  • Frequency response 35 - 1000Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 30Hz
  • Mechanical quality factor QMS 6.20
  • Electrical quality factor QES 0.28
  • Total quality factor QTS 0.27

Large signal parameters

  • Maximum linear excursion xmax 9mm
  • Air volume displaced at xmax VD 1089cm³
  • Power handling P 1199W
  • Program power Pmax 2400W

Voice Coil

  • Nominal impedance Z 4Ω
  • DC resistance RE 3.7Ω
  • Inductance (1kHz) LE 1.7mH
  • VC Diameter 100mm
  • Winding height HVC 25mm
  • Winding material Copper
  • Former material Glass Fibre

Magnet

  • Flux density B 1.2T
  • Force factor Bl 24.7N/A
  • Motor constant Bl/√RE 12.8N/√W
  • Air gap height HAG 12mm
  • Material Neodymium Inside Slug

Diaphragm

  • Effective diameter 393mm
  • Effective area SD 1210cm²
  • Moving mass MMS 244g
  • Moving mass (without air load) MMD 215g
  • Material Waterproof Both Sides

Suspensions

  • Stiffness KMS 8.7N/mm
  • Compliance CMS 115µm/N
  • Equivalent volume to the compliance VAS 204L
  • Mechanical resistance RMS 7.42N·s/m
  • Spider material Silicone

Dimensions

  • Nominal diameter 18
  • 460mm
  • Overall diameter 460mm
  • Baffle cutout diameter 422mm
  • Overall depth 209mm
  • Flange thickness 16mm
  • Mounting depth 193mm
  • Volume occupied by the driver 8.5L
  • Net weight 9.05kg
B&C Speaker 18NW100 Impedance
B&C Speaker 18NW100 SPL
B&C Speaker 18NW100 Dimensions

Similar subwoofers to B&C Speaker 18NW100

Ciare NDH18-4S Subwoofer

Ciare NDH18-4S

4 Ω
18 Subwoofer
fS31 Hz
SD1164 cm²
QTS0.25
xmax11.5 mm
SPL1W95.3 dB
Bl/√RE12.8
Pmax2000 W
FaitalPRO 18XL1600 4Ω Subwoofer

FaitalPRO 18XL1600 4Ω

4 Ω
18 Subwoofer
fS32 Hz
SD1212 cm²
30 - 1500 Hz
QTS0.31
xmax12.9 mm
SPL1W94.4 dB
Bl/√RE12.5
Pmax3200 W
Eminence NSW6021-6 Subwoofer

Eminence NSW6021-6

6 Ω
21 Subwoofer
fS29 Hz
SD1642 cm²
25 - 600 Hz
QTS0.31
xmax21 mm
SPL1W94 dB
Bl/√RE17.3
Pmax5000 W