Product informationhome>>S7012


    • Features
    • 1. 900 W continuous program power capacity

      2. Sensitivity: 97 dB 1w/1m

      3. 3"inside/outside winding voice coil with aluminum wire

      4. Improved heat dissipation via unique basket design and multiple backplate vents

      5. FEA optimized magnet system design for low distortion and minimum power compression

      6. Special treatment on cone in house for excellent performance

      7. UK manufactured cone offers increased strength,durability and performance

      8. Idea for high quality compact 2 or 3-way systems

General Specifications
Nominal Diameter 300/12 mm/inch
Rated Impedance 8 ohm
Nominal Power handling1 450 Watts
Program Power2 900 Watts
Sensitivity(lw/lm)3 97 dB
Frequency Range4 41~2700 Hz
Minimum Impedance(Zmin) 6.7 ohm
Voice Coil Diameter 76/3 mm/inch
Voice Coil Material Aluminum
Former Material Glass Fiber
Voice Coil Winding Depth 19 mm
Number of layers 2 (inside/outside)
Magnet gap depth 10.5 mm
Basket Cast Aluminum
Flux Density 1.15 T
Magnet Material 200/76 mm/oz
Thiele-Small parameters
Resonance frequency Hz
DC resistance Re 5.4 ohm
Mechanical factor Qms 8.2
Electrical factor Qes 0.35
Total factor Qts 0.34
Mechanical compliance Cms 0.20 mm/N
Mechanical resistance
of suspension losses
Rms 2.11 mech-ohm
Effective Moving Mass Mms 61.8 g
Half-space efficiency Eff 2.11 %
BL Factor BL 16.3 T.m
Equivalent Cas air load Vas 86 liters
Effective piston area Sd 0.0552
Max.linear excursion5 Xmax 7 mm
Voice coilinductance LelK 1.1 mH
Efficiency Bandwidth Product EBP 128
Mounting Information
Overall Diameter 316 mm
Bolt Circle Diameter 297 mm
Bolt Hole Diameter 6.5 mm
Baffle Cutout Diameter 283 mm
Overall Depth 145 mm
Net Weight 7.7 kg
Shipping Weight 8.4 kg
Shipping Box 345x345x180 mm