• Heavy duty, cast aluminum reinforced frame, gold plated terminal..
• Strengthened paper cone.
• MMS (multi-magnet surround) motor system.
• I.O.M. (inside and outside magnet) patent motor system.
• Full vented magnet circuit.
• Increased huge power handling capability.
• New milestone in this professional field with top-notch design.

Diameter

Length

Former

Layers

Wire

   99.2 mm

   18  mm

   Til       

   2

   Aluminum

Diameter

Height

Weight

Gap (H)

*

   260 mm

   30 mm

   3648 g

   10 mm

   Ferrite

Dimension

Cone

Surround

Nominal Impedance 

Nominal Power Handling

Program Power Handling

Sensitivity

Free air resonance

Frequency range

Net Weight

   399 mm (15”)

   Non-pressed paper

   Cloth

   8 ohms

   600 W

   850 W      

   95 dB (2.83V/1m)

   40 Hz        

   40 ~  3000 Hz

   15.6 kg

Total Q factor

Electrical Q factor

Mechanical Q factor

Equivalent volume

Free air resonance

DC resistance

Inductance (1k Hz)

Fs resistance

Effective piston area

Linear displacement

Suspension compliance

Moving mass

BL product

Sound pressure level

   Qts: 0.484 

   Qes: 0.51 

   Qms: 9.343 

   Vas: 146 (L)

   Fs: 40 (Hz) 

   Re: 6.5 (W)

   Le: 1.5 (mH)

   Zo: 125.5 (W)

   Sd: 0.0835 (m²)

   Xmax: 4.0  (mm)

   Cms: 0.00015 (m/N)

   Mms: 104.04 (g)

   BL: 18.3 (N/A)

   SPL: 95 (dB)