General Specifications

Nomial Diameter

15    inch

Rated Impedance

8     Ω

Power Handling Capacity

350   W

Sensitivity 1W,1M

97.6   dB

Effective Piston Disameter

330  mm

Voice Coil Diameter

99.5  mm     4inch

Thiele-Small Parameters

Resonance Frequency

Fs    52 Hz

Dc Resistance

Re    5.6Ω

Mechanical Q Factor

Qms  5.9

Electrical Q factor

Qes   0.45

Total Q factor

Qts    0.42

BL Factor

BL    18.2     TM

Effective Moving Mass

Mms  67     gr

Equivalent Cas Air Load

Sd    0.085   m2

Half-space Efficiency

Eff    3.6       %

Airgap Height

Hag   8.0      mm

Voice Coil Height

Hvc    14/0      mm

Voice Coil Over-Hung

Xmax  3.0       mm

Physical Information

Basket

Cast Aluminium

Magnet Type,Size ODxIDxH(mm)

220x110x20 Ferrite

Voice Coil Former

Glass fiber Polymide 400°C

Voice Coil Material

Aluminium flat  Wire 300°C

Cone Material

Pulp Paper

Surround

Treated Cloth

Spider

Cotton Blend Polyester

Dust Cap

Pulp Paper