RCF CX10N251

Coaxial

Nominal diameter10″ / 254 mm
Resonance72 Hz
Q factor0.23
Sensitivity98.9 dB
Linear excursion± 5 mm
Program Power600 W
Discontinued
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

Specifications

  • Sensitivity (1W, 1m, infinite baffle) SPL1W 98.9dB
  • Frequency response 65 - 20000Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 72Hz
  • Mechanical quality factor QMS 4.50
  • Electrical quality factor QES 0.25
  • Total quality factor QTS 0.23

Large signal parameters

  • Maximum linear excursion (one way) xmax 5mm
  • Maximum excursion before damage xlim 15mm
  • Air volume displaced at xmax VD 200cm³
  • Power handling P 300W
  • Program power Pmax 600W

Voice Coil

  • Nominal impedance Z 8Ω
  • DC resistance RE 5.2Ω
  • Inductance (1kHz) LE 1.2mH
  • VC Diameter 63mm
  • Winding material Aluminium

Magnet

  • Force factor Bl 17.5N/A
  • Motor constant Bl/√RE 7.67N/√W
  • Material Neodymium

Diaphragm

  • Effective diameter 210mm
  • Effective area SD 400cm²
  • Moving mass MMS 28g
  • Moving mass (without air load) MMD 22.5g
  • Material Polymide

Suspensions

  • Stiffness KMS 9.09N/mm
  • Compliance CMS 110µm/N
  • Equivalent volume to the compliance VAS 25L
  • Mechanical resistance RMS 2.81N·s/m
  • Surround material Polycotton

Dimensions

  • Nominal diameter 10
  • 254mm
  • Overall diameter 260mm
  • Baffle cutout diameter 234mm
  • Overall depth 136mm
  • Flange thickness 8mm
  • Mounting depth 128mm
  • Volume occupied by the driver 2.1L
  • Net weight 3.29kg
RCF CX10N251 Impedance
RCF CX10N251 SPL
RCF CX10N251 Dimensions

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