12" 500W Ferrite Beta Three

  • Model: SPRD12-19
  • Shipping Weight: 7kg
  • 20 Units in Stock

R1350.00  R1080.00
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used in Beta 3 J212 & x12i boxes

Nominal impedance 8 Ohm
Power handling IEC noise 250W
Sensitivity(1W/1m) 96dB
Frequency response 48-3KHz
Voice coil diameter 75.5mm
Voice coil material Copper
Voice coil winding depth 14.6mm
Magnet gap depth 8mm
Basket Aluminum
Effect. diaphragm diameter 265mm
Overall diameter φ312mm
Mounting holes diameter 8×(φ6.5×8)mm
Bolt circle diameter 294mm
Baffle cut-out diameter 282mm
Overall depth 121.1mm
Net weight 5.52Kg


Resonance frequency Fs 48Hz
DC resistance Re 5.6 Ohm
Mechanical Qfactor Qms 5.533
Total Quality factor Qes 0.4
Electriacl Q factor Qts 0.375
Equivalent volume Vas 78.395 L
Moving mass Mms 0.06 Kg
Mechanical compl Cms 0.18 mm/N
BLfactor BL 16.017Tesla m
Effective piston area Sd 0.055mm
Max. linear excursion Xmax ±3.3mm 


This product was added to our catalog on Wednesday 21 December, 2011.

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