Nominal Diameter
460 mm (18.0 in)
Nominal Impedance
8 Ω
Minimum Impedance
6.5 Ω
Nominal Power Handling1
700 W
Continuous power handling2
1400 W
Sensitivity (1W/1m)3
97.0 dB
Frequency Range
40 - 2000 Hz
Voice Coil Diameter
100 mm (4.0 in)
Winding Material
Copper
Former Material
Glass Fibre
Winding Depth
21.0 mm (0.83 in)
Magnetic Gap Depth
11.0 mm (0.43 in)
Flux Density
1.15 T
Design
Surround Shape
Double Roll
Cone Shape
Exponential
Magnet Material
Ferrite
Spider
Double Silicone
Pole Design
Straight Pole
Woofer Cone Treatment
TWP Waterproof Both Sides
Recommended Enclosure
160.0 dm3 (5.65 ft3)
Recommended Tuning
39 Hz
Parameters4
Resonance Frequency
30 Hz
Re
5.3 Ω
Qes
0.25
Qms
8.8
Qts
0.24
Vas
297.0 dm3 (10.5 ft3)
Sd
1134.0 cm2 (175.8 in2)
η₀
3.1 %
Xmax
± 8.0 mm
Xvar
± 8.0 mm
Mms
170.0 g
Bl
26.0 Txm
Le
2.1 mH
EBP
120 Hz
Mounting and Shipping Info
Overall Diameter
460 mm (18.11 in)
Bolt Circle Diameter
440 mm (17.3 in)
Baffle Cutout Diameter
422.0 mm (16.6 in)
Depth
202 mm (7.95 in)
Flange and Gasket Thickness
16 mm (0.63 in)
Air Volume Occupied by Driver
9.5 dm3 (0.33 ft3)
Net Weight
12.1 kg (26.6 lb)
Shipping Units
1
Shipping Weight
13.7 kg (30.2 lb)
Shipping Box
500x495x275 mm (19.69x19.49x10.83 in)
Recone kit
RCK18PZB1008
Discover more
12 hours test made with continuous pink noise signal within the range Fs-10Fs. Power calculated on rated minumum impedance. Loudspeaker in free air.
2Power on Continuous Program is defined as 3 dB greater than the Nominal rating.
3Applied RMS Voltage is set to 2.83 V for 8 ohms Nominal Impedance.
4Thiele-Small parameters are measured after a high level 20 Hz sine wave preconditioning test.