Peerless NE123W-04

Name: NE123W-04
Brand: Peerless

4Ω

8Ω

Woofer

4″ / 102 mm

Nominal diameter

78 Hz

Resonance

0.43

Q factor

86 dB

Sensitivity

± 4.33 mm

Linear excursion

70 W

Program Power

Sensitivity (1w, 1m, infinite baffle)

SPL_1W

85.7

Frequency response

100 - 8000

Thiele & Small parameters

Resonance frequency (free air)

f_S

78.0

Mechanical quality factor

Q_MS

5.49

Electrical quality factor

Q_ES

0.46

Total quality factor

Q_TS

0.43

Large signal parameters

Maximum linear excursion

x_max

4.33

Air volume displaced at x_max

V_D

cm³

Power handling

Program power

P_max

Voice Coil

Nominal impedance

DC resistance

R_E

3.4

Inductance (1kHz)

L_E

0.08

VC Diameter

Magnet

Force factor

5.09

N/A

Motor constant

Bl/√R_E

2.76

N/√W

Air gap height

H_AG

Material

Neodymium

Diaphragm

Effective diameter

Effective area

S_D

cm²

Moving mass

M_MS

7.2

Moving mass (without air load)

M_MD

6.9

Material

Patented PentaCut

Suspensions

Stiffness

K_MS

1.75

N/mm

Compliance

C_MS

570

µm/N

Equivalent volume to the compliance

V_AS

2.38

Mechanical resistance

R_MS

0.65

N·s/m

Dimensions

Nominal diameter

″

102

Volume occupied by the driver (estimated)

0.15

Net weight

0.413

Frame material

Cast Aluminium

Datasheet

Export this driver to a simulation software:

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f_S

68 Hz

S_D

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60 - 22000 Hz

Q_TS

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x_max

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Dayton Audio DMA90-44 Ω

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f_S

88 Hz

S_D

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85 - 20000 Hz

Q_TS

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SPL_1W

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Bl/√R_E

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P_max

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f_S

75 Hz

S_D

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75 - 8500 Hz

Q_TS

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x_max

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SPL_1W

86 dB

Bl/√R_E

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P_max

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