Scan-Speak Revelator 26W/8867T00

Woofer

Nominal diameter10″ / 260 mm
Resonance19 Hz
Q factor0.29
Sensitivity87.5 dB
Linear excursion± 9 mm
Program Power200 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 87.5dB
  • Frequency response 19 - 2000Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 19Hz
  • Mechanical quality factor QMS 4.50
  • Electrical quality factor QES 0.31
  • Total quality factor QTS 0.29

Large signal parameters

  • Maximum linear excursion xmax 9mm
  • Maximum excursion before damage xlim 14mm
  • Air volume displaced at xmax VD 288cm³
  • Power handling P 80W
  • Program power Pmax 200W

Voice Coil

  • Nominal impedance Z 8Ω
  • DC resistance RE 5.8Ω
  • Inductance (1kHz, estimated) LE 1.9mH
  • VC Diameter 50mm
  • Winding height HVC 24mm

Magnet

  • Force factor Bl 11.2N/A
  • Motor constant Bl/√RE 4.65N/√W
  • Air gap height HAG 6mm
  • Material Ferrite

Diaphragm

  • Effective diameter 202mm
  • Effective area SD 320cm²
  • Moving mass MMS 57g
  • Moving mass (without air load) MMD 52.7g
  • Material Anodized Aluminium

Suspensions

  • Stiffness KMS 0.813N/mm
  • Compliance CMS 1230µm/N
  • Equivalent volume to the compliance VAS 176L
  • Mechanical resistance RMS 1.51N·s/m
  • Surround material SBR Rubber

Dimensions

  • Nominal diameter 10
  • 260mm
  • Volume occupied by the driver 1.31L
  • Net weight 3.7kg
  • Frame material Die cast Aluminium
Scan-Speak 26W/8867T00 SPL & Impedance
Scan-Speak 26W/8867T00 Dimensions

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