General Specifications

Nomial Diameter

15    inch

Rated Impedance

8     Ω

Power Handling Capacity

350   W

Sensitivity 1W,1M

97.2   dB

Effective Piston Disameter

330  mm

Voice Coil Diameter

75.5  mm     3inch

Thiele-Small Parameters

Resonance Frequency

Fs    50 Hz

Dc Resistance

Re    5.2Ω

Mechanical Q Factor

Qms  8.2

Electrical Q factor

Qes   0.46

Total Q factor

Qts    0.44

BL Factor

BL    17.2      TM

Effective Moving Mass

Mms  82     gr

Equivalent Cas Air Load

Sd    0.085   m2

Half-space Efficiency

Eff    3.3       %

Airgap Height

Hag   10       mm

Voice Coil Height

Hvc    15      mm

Voice Coil Over-Hung

Xmax  2.5      mm

Physical Information

Basket

Cast Aluminium

Magnet Type,Size ODxIDxH(mm)

190x85x20 Ferrite

Voice Coil Former

Kapton 400°C

Voice Coil Material

Copper  Wire 300°C

Cone Material

Pulp Paper

Surround

Treated Cloth

Spider

Cotton Blend Polyester

Dust Cap

Pulp Paper