If you make the payment via bank transfer, you will receive an extra 3% discount on your order.
Would you be interested in trading in a device when purchasing this item?
21 cm bass speaker with Sandwich membrane. The coil is vented.
RMS power = 150 W
Frequency range = 31-1000 Hz
Resonance frequency = 21 Hz
Impedance = 6 Ohm
Sound pressure level SPL = 88 dB (2,83V; 1m)
DC resistance Re = 5.8 Ohm
Force factor BL = 8.9 N / A
Coil inductance L = 0.8 mH
Effective membrane area Sd = 227 cm2
Displaced mass. Air load mms = 33.6 g
Equivalent volume of compliance Vas = 116 l
Total quality factor Qts = 0.36 (Qms = 6.6, Qes = 0.38)
Coil diameter = 38 mm
Linear excursion xlin = +/- 5 mm
Mounting diameter d = 190.5 mm
Diameter / Overall dimensions d = 220 mm
Mounting depth (not countersunk) t = 105 mm
Weight = 2.10 kg
Vb: 66L, Port diameter: 70mm, Length: 300mm, Fres: 22Hz, F-3dB: 27Hz, Q: 0.58 (optimal)
Vb: 101L, Port diameter: 70mm, Length: 150mm, Fres: 23.5Hz, F-3dB: 24Hz, Q: 0.50 (extended bass)
Vb: 56L, Port diameter: 70mm, Length: 300mm, Fres: 24Hz, F-3dB: 29Hz, Q: 0.61 (0.7dB Ripple @ 50Hz)
Vb: 39L, -4dB @ 40Hz, -13dB @ 20Hz, F-3dB: 42Hz, Q: 0.71 (typical)
Vb: 101L, -4dB @ 40Hz, -10dB @ 20Hz, F-3dB: 44Hz, Q: 0.50 (extended bass)
