Dayton Audio PC68-4

Name: PC68-4
Brand: Dayton Audio

4Ω

8Ω

Full-range

2.5″ / 68 mm

Nominal diameter

117 Hz

Resonance

0.65

Q factor

83 dB

Sensitivity

± 2 mm

Linear excursion

40 W

Program Power

Available on (affiliate links)

Amazon.com

Parts Express

Specifications

Sensitivity (1w, 1m, infinite baffle)

SPL_1W

83.3

Frequency response

120 - 17000

Thiele & Small parameters

Resonance frequency (free air)

f_S

117

Mechanical quality factor

Q_MS

2.49

Electrical quality factor

Q_ES

0.87

Total quality factor

Q_TS

0.65

Large signal parameters

Maximum linear excursion

x_max

2.0

Air volume displaced at x_max

V_D

4.2

cm³

Power handling

Program power

P_max

Voice Coil

Nominal impedance

DC resistance

R_E

3.8

Inductance (1kHz)

L_E

0.29

VC Diameter

Winding material

Copper

Former material

Aluminum

Magnet

Force factor

2.4

N/A

Motor constant

Bl/√R_E

1.23

N/√W

Material

Ferrite

Diaphragm

Effective diameter

Effective area

S_D

cm²

Moving mass

M_MS

1.7

Moving mass (without air load)

M_MD

1.6

Material

Poly Composite

Suspensions

Stiffness

K_MS

0.94

N/mm

Compliance

C_MS

1070

µm/N

Equivalent volume to the compliance

V_AS

0.7

Mechanical resistance

R_MS

0.5

N·s/m

Surround material

Rubber

Dimensions

Nominal diameter

2.5

″

Overall diameter

Baffle cutout diameter

Overall depth

Frame material

Stamped Steel

Datasheet

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Similar speaker drivers to Dayton Audio PC68-4

Wavecor FR070WA028 Ω

2.75″Mid-range

f_S

117 Hz

S_D

21 cm²

117 - 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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Dayton Audio CE4895-88 Ω

2 x 3.75″Full-range

f_S

123 Hz

S_D

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Q_TS

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P_max

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Dayton Audio PC68-88 Ω

2.5″Full-range

f_S

109 Hz

S_D

21 cm²

110 - 17000 Hz

Q_TS

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x_max

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SPL_1W

82 dB

Bl/√R_E

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P_max

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