EASTECH FSIPD1017-0400

Full-range

Nominal diameter1.75″ / 44 mm
Resonance163 Hz
Q factor0.44
Sensitivity81.4 dB
Linear excursion± 2.4 mm
Program Power20 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

Specifications

  • Sensitivity (1W, 1m, infinite baffle) SPL1W 81.4dB

Thiele & Small parameters

  • Resonance frequency (free air) fS 163Hz
  • Mechanical quality factor QMS 4.85
  • Electrical quality factor QES 0.49
  • Total quality factor QTS 0.44

Large signal parameters

  • Maximum linear excursion (one way) xmax 2.4mm
  • Air volume displaced at xmax VD 2.6cm³
  • Power handling P 10W
  • Program power Pmax 20W

Voice Coil

  • Nominal impedance Z 4Ω
  • DC resistance RE 3.9Ω
  • Inductance (1kHz) LE 0.098mH
  • VC Diameter 19.4mm
  • Winding height HVC 7.8mm
  • Winding material Copper Clad Aluminium
  • Former material Kapton

Magnet

  • Force factor Bl 3.48N/A
  • Motor constant Bl/√RE 1.78N/√W
  • Air gap height HAG 3mm
  • Material Neodymium

Diaphragm

  • Effective diameter 37mm
  • Effective area SD 10.8cm²
  • Moving mass MMS 1.5g
  • Moving mass (without air load) MMD 1.5g
  • Material Paper

Suspensions

  • Stiffness KMS 1.58N/mm
  • Compliance CMS 633µm/N
  • Equivalent volume to the compliance VAS 0.104L
  • Mechanical resistance RMS 0.317N·s/m
  • Surround material Rubber

Dimensions

  • Nominal diameter 1.75
  • 44mm
  • Net weight 0.075kg
  • Frame material Steel
EASTECH FSIPD1017-0400 SPL & Impedance
EASTECH FSIPD1017-0400 Dimensions

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