RCF L12P110K

Mid Bass

Nominal diameter12″ / 305 mm
Resonance44 Hz
Q factor0.13
Sensitivity98.4 dB
Linear excursion± 3 mm
Program power1000 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 98.4dB
  • Frequency response 60 - 2000Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 44Hz
  • Mechanical quality factor QMS 4.30
  • Electrical quality factor QES 0.14
  • Total quality factor QTS 0.13

Large signal parameters

  • Maximum linear excursion (one way) xmax 3mm
  • Maximum excursion before damage xlim 24mm
  • Air volume displaced at xmax VD 150cm³
  • Power handling P 500W
  • Program power Pmax 1000W

Voice Coil

  • Nominal impedance Z 8Ω
  • DC resistance RE 5.6Ω
  • Inductance (1kHz) LE 1mH
  • VC Diameter 102mm
  • Winding height HVC 11mm
  • Winding material Copper

Magnet

  • Force factor Bl 25N/A
  • Motor constant Bl/√RE 10.6N/√W
  • Material Ceramic

Diaphragm

  • Effective diameter 260mm
  • Effective area SD 500cm²
  • Moving mass (including air load) MMS 55g
  • Moving mass MMD 46.9g

Suspensions

  • Stiffness KMS 3.62N/mm
  • Compliance CMS 276µm/N
  • Equivalent volume to the compliance VAS 98L
  • Mechanical resistance RMS 3.54N·s/m
  • Surround material Polycotton

Dimensions

  • Nominal diameter 12
  • 305mm
  • Overall diameter 312mm
  • Baffle cutout diameter 283mm
  • Overall depth 115mm
  • Flange thickness 9mm
  • Mounting depth 106mm
  • Volume occupied by the driver 2.8L
  • Net weight 10.45kg
RCF L12P110K Impedance
RCF L12P110K SPL
RCF L12P110K Dimensions

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