Model: M1275D

General Specifications

Size

mm(in.)

300(12)

Nominal Diameter

Ω

8

Nominal Impedance

Ω

6

Program Power

W

1000

AES Power Rating

W

500

Sensitivity

dB

99

Frequency Range

Hz

45～3000

VC Diameter

mm(in.)

75.5(3)

Chassis Material

Aluminium

Magnet material

Ferrite

Magnet Dimensions OD*ID*H

mm

170*85*20

Coil Material

Copper Flat wire

Former material

Aluminium

cone Material

Paper

Surround Material

Cloth

Xmax

mm(in.)

4.6(0.18)

Xmech

mm(in.)

10.1(0.4)

Gap Height

mm(in.)

10(0.39)

VC winding height

mm(in.)

14.2(0.56)

Driver displacement volume

l (ft³)

2.8(0.1)

Small Signsl Parameters

DC resistance

Re

5.2Ω

Resonance Frequency

Fs

45Hz

Moving Mass

Mms

57g

Compliance

Cms

0.20mm/N

Force Factor

BxL

18.3T.m

Mechanical Q-factor

Qms

5.2

Electrical Q-factor

Qes

0.26

Total Q-factor

Qts

0.25

Equivalent air volume

Vas

80L

VC inductance

Le

0.47mH

Diaphragm area

Sd

531cm²

Reference efficiency

Eta 0

3.05%

Shipping Information

Net Weight

kg(lb.)

8.9(19.6)

Multipack Size W*D*H

mm(in.)

356*356*192(14*14*7.6)

Multipack weight

kg(lb.)

10.6(23.4)

The above parameters are for reference only and take the real object as the standard