B&C Speaker 320K/C-A

Name: 320K/C-A
Brand: B&C Speaker

8Ω

16Ω

Full-range

12″ / 320 mm

Nominal diameter

82 Hz

Resonance

0.59

Q factor

97 dB

Sensitivity

± 2 mm

Linear excursion

240 W

Program Power

Sensitivity (1w, 1m, infinite baffle)

SPL_1W

97.4

Frequency response

80 - 16000

Thiele & Small parameters

Resonance frequency (free air)

f_S

82.0

Mechanical quality factor

Q_MS

14.00

Electrical quality factor

Q_ES

0.61

Total quality factor

Q_TS

0.59

Large signal parameters

Maximum linear excursion

x_max

2.0

Air volume displaced at x_max

V_D

104

cm³

Power handling

120

Program power

P_max

240

Voice Coil

Nominal impedance

DC resistance

R_E

12.0

Inductance (1kHz)

L_E

2.2

VC Diameter

Winding height

H_VC

Winding material

Copper

Former material

Kraft Paper

Magnet

Flux density

1.4

Force factor

16.8

N/A

Motor constant

Bl/√R_E

4.85

N/√W

Air gap height

H_AG

Material

Ferrite Ring

Diaphragm

Effective diameter

258

Effective area

S_D

522

cm²

Moving mass

M_MS

Moving mass (without air load)

M_MD

19.4

Suspensions

Stiffness

K_MS

7.41

N/mm

Compliance

C_MS

135

µm/N

Equivalent volume to the compliance

V_AS

Mechanical resistance

R_MS

1.03

N·s/m

Dimensions

Nominal diameter

″

320

Overall diameter

316

Baffle cutout diameter

286

Overall depth

136

Flange thickness

Mounting depth

124

Volume occupied by the driver

3.0

Net weight

4.6

Datasheet

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