Peerless NE65W-04

4Ω

Full-range

Nominal diameter2″ / 51 mm
Resonance166 Hz
Q factor0.65
Sensitivity81.9 dB
Linear excursion± 1.7 mm
Program Power50 W
Discontinued
Peerless NE65W-04 Full-rangePeerless NE65W-04 Full-range
Impedance
Excursion
Velocity
SPL
Phase
Group delay
Step response
Tone Burst
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 81.9dB
  • Frequency response 150 - 18000Hz

Thiele & Small parameters

  • Resonance frequency (free air) fS 166Hz
  • Mechanical quality factor QMS 5.01
  • Electrical quality factor QES 0.74
  • Total quality factor QTS 0.65

Large signal parameters

  • Maximum linear excursion xmax 1.7mm
  • Air volume displaced at xmax VD 2.5cm³
  • Power handling P 25W
  • Program power Pmax 50W

Voice Coil

  • Nominal impedance Z 4Ω
  • DC resistance RE 3.7Ω
  • Inductance (1kHz) LE 0.04mH
  • VC Diameter 25.7mm
  • Former material TiSV

Magnet

  • Force factor Bl 2.85N/A
  • Motor constant Bl/√RE 1.49N/√W
  • Air gap height HAG 3mm

Diaphragm

  • Effective diameter 43mm
  • Effective area SD 14.7cm²
  • Moving mass MMS 1.6g
  • Moving mass (without air load) MMD 1.6g

Suspensions

  • Stiffness KMS 1.71N/mm
  • Compliance CMS 584µm/N
  • Equivalent volume to the compliance VAS 0.18L
  • Mechanical resistance RMS 0.33N·s/m

Dimensions

  • Nominal diameter 2″
  • 51mm
  • Net weight 0.14kg
SPL & Impedance
Peerless NE65W-04 SPL & Impedance
Peerless NE65W-04 Dimensions
PDF fileDatasheet

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