SUPRAVOX 400-2000 Silver Coil

Woofer

Nominal diameter15″ / 400 mm
Resonance23 Hz
Q factor0.27
Sensitivity96.3 dB
Linear excursion± 5 mm
Program Power240 W
Ω°0102030405060101001 00010 000-180-120-60060120180Electrical ImpedanceElectrical Phase
mm05101520101001 00010 000Diaphragm ExcursionMaximum Linear Excursion
m/s0246810101001 00010 000Diaphragm Velocity
dB60708090100110120101001 00010 000SPL (1W, 1m, on axis)Maximum SPL
°-180-120-60060120180101001 00010 000Acoustical phase (1m, on axis)
ms051015202530101001 00010 000Group Delay (1m, on axis)
00.51-205101520Step response
-1-0.500.51-2010203040Response to a tone burst of Hz with cycles
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 96.3dB
  • Frequency response 24 - 4000Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 23Hz
  • Mechanical quality factor QMS 9.00
  • Electrical quality factor QES 0.28
  • Total quality factor QTS 0.27

Large signal parameters

  • Maximum linear excursion xmax 5mm
  • Air volume displaced at xmax VD 428cm³
  • Power handling P 120W
  • Program power Pmax 240W

Voice Coil

  • Nominal impedance Z 8Ω
  • DC resistance RE 6.5Ω
  • Inductance (1kHz, estimated) LE 2.44mH

Magnet

  • Flux density B 1.6T
  • Force factor Bl 14.5N/A
  • Motor constant Bl/√RE 5.69N/√W
  • Weight 3.5kg
  • Material Alnico

Diaphragm

  • Effective diameter 330mm
  • Effective area SD 855cm²
  • Moving mass MMS 70g
  • Moving mass (without air load) MMD 52g

Suspensions

  • Stiffness KMS 1.67N/mm
  • Compliance CMS 600µm/N
  • Equivalent volume to the compliance VAS 450L
  • Mechanical resistance RMS 1.12N·s/m
  • Surround material Cloth

Dimensions

  • Nominal diameter 15
  • 400mm
  • Overall diameter 404mm
  • Baffle cutout diameter 358mm
  • Overall depth 215mm
  • Flange thickness 10mm
  • Mounting depth 205mm
  • Volume occupied by the driver (estimated) 5.9L
  • Frame material Aluminium
SUPRAVOX 400-2000 Silver Coil Impedance
SUPRAVOX 400-2000 Silver Coil SPL
SUPRAVOX 400-2000 Silver Coil SPL 30°
SUPRAVOX 400-2000 Silver Coil SPL 60°
SUPRAVOX 400-2000 Silver Coil Impulse response
SUPRAVOX 400-2000 Silver Coil Waterfall


Similar subwoofers to SUPRAVOX 400-2000 Silver Coil

SUPRAVOX 400-2000 Woofer

SUPRAVOX 400-2000

8 Ω
15 Woofer
fS23 Hz
SD855 cm²
24 - 4000 Hz
QTS0.27
xmax5 mm
SPL1W96.3 dB
Bl/√RE5.69
Pmax240 W
Eminence OMEGA PRO-18A Woofer

Eminence OMEGA PRO-18A

8 Ω
18 Woofer
fS25 Hz
SD1159 cm²
40 - 800 Hz
QTS0.31
xmax4.8 mm
SPL1W95.3 dB
Bl/√RE8.24
Pmax1600 W
SUPRAVOX 400 GMF Woofer

SUPRAVOX 400 GMF

8 Ω
15 Woofer
fS26 Hz
SD855 cm²
24 - 4000 Hz
QTS0.32
xmax5 mm
SPL1W97 dB
Bl/√RE6.2
Pmax240 W