Morel Elite EW 638

Woofer

Nominal diameter6″ / 160 mm
Resonance39 Hz
Q factor0.32
Sensitivity86.5 dB
Linear excursion± 6 mm
Program Power300 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 86.5dB

Thiele & Small parameters

  • Resonance frequency (free air) fS 39Hz
  • Mechanical quality factor QMS 1.71
  • Electrical quality factor QES 0.39
  • Total quality factor QTS 0.32

Large signal parameters

  • Maximum linear excursion xmax 6mm
  • Air volume displaced at xmax VD 71cm³
  • Power handling P 150W
  • Program power Pmax 300W

Voice Coil

  • Nominal impedance Z 8Ω
  • DC resistance RE 5.0Ω
  • Inductance (1kHz) LE 0.52mH
  • VC Diameter 75mm
  • Winding height HVC 18mm
  • Winding material Hexatech™ Aluminum
  • Former material Aluminum

Magnet

  • Flux density B 0.85T
  • Force factor Bl 7.05N/A
  • Motor constant Bl/√RE 3.15N/√W
  • Air gap height HAG 6mm
  • Material Hybrid™ Neodymium/Ferrite

Diaphragm

  • Effective diameter 123mm
  • Effective area SD 119cm²
  • Moving mass MMS 16g
  • Moving mass (without air load) MMD 15g
  • Material Damped polymer composite

Suspensions

  • Stiffness KMS 0.942N/mm
  • Compliance CMS 1062µm/N
  • Equivalent volume to the compliance VAS 20.3L
  • Mechanical resistance RMS 2.26N·s/m

Dimensions

  • Nominal diameter 6
  • 160mm
  • Overall diameter 160mm
  • Baffle cutout diameter 140mm
  • Overall depth 69mm
  • Flange thickness 6mm
  • Mounting depth 63mm
  • Volume occupied by the driver (estimated) 0.38L
  • Net weight 1.2kg
Morel EW 638 Impedance
Morel EW 638 SPL


Similar woofers to Morel EW 638

SEAS E0115-08 W16NX005 Woofer

SEAS E0115-08 W16NX005

8 Ω
6.5 Woofer
fS40 Hz
SD104 cm²
20 - 4000 Hz
QTS0.32
xmax7 mm
SPL1W86.9 dB
Bl/√RE3.12
Pmax300 W
Morel TiW 638Nd Woofer

Morel TiW 638Nd

8 Ω
6 Woofer
fS36 Hz
SD119 cm²
QTS0.35
xmax5.3 mm
SPL1W86.5 dB
Bl/√RE3.31
Pmax300 W
MONACOR SPH-130 Mid-range

MONACOR SPH-130

8 Ω
5.5 Mid-range
fS38 Hz
SD80 cm²
38 - 6000 Hz
QTS0.32
xmax2 mm
SPL1W86.1 dB
Bl/√RE2.26
Pmax80 W