Peerless HDS-P830991

Woofer

Nominal diameter5″ / 133 mm
Resonance76 Hz
Q factor0.55
Sensitivity86.8 dB
Linear excursion± 6.6 mm
Program Power60 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 86.8dB
  • Frequency response 100 - 4000Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 76Hz
  • Mechanical quality factor QMS 2.64
  • Electrical quality factor QES 0.69
  • Total quality factor QTS 0.55

Large signal parameters

  • Maximum linear excursion xmax 6.6mm
  • Air volume displaced at xmax VD 59cm³
  • Power handling P 30W
  • Program power Pmax 60W

Voice Coil

  • Nominal impedance Z 8Ω
  • DC resistance RE 5.9Ω
  • Inductance (1kHz) LE 0.352mH
  • VC Diameter 25.7mm

Magnet

  • Force factor Bl 6.35N/A
  • Motor constant Bl/√RE 2.61N/√W
  • Air gap height HAG 6mm
  • Material Ferrite

Diaphragm

  • Effective diameter 107mm
  • Effective area SD 89.9cm²
  • Moving mass MMS 9.83g
  • Moving mass (without air load) MMD 9.2g
  • Material Glass Fibre

Suspensions

  • Stiffness KMS 2.22N/mm
  • Compliance CMS 450µm/N
  • Equivalent volume to the compliance VAS 5.11L
  • Mechanical resistance RMS 1.78N·s/m

Dimensions

  • Nominal diameter 5
  • 133mm
  • Volume occupied by the driver (estimated) 0.42L
  • Net weight 1.05kg
  • Frame material Cast Aluminium
Peerless HDS-P830991 SPL & Impedance
Peerless HDS-P830991 Dimensions

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