Specifications
Nominal Diameter
250 mm (10.0 in)
Nominal Impedance
8 Ω
Minimum Impedance
7.2 Ω
Nominal Power Handling1
350 W
Continuous power handling2
700 W
Sensitivity (1W/1m)3
100.0 dB
Frequency Range
80 - 4000 Hz
Voice Coil Diameter
76 mm (3.0 in)
Winding Material
Aluminium
Former Material
Glass Fibre
Winding Depth
11.0 mm (0.43 in)
Magnetic Gap Depth
8.0 mm (0.31 in)
Flux Density
1.45 T
Design
Surround Shape
Double Roll
Cone Shape
Exponential
Magnet Material
Ferrite
Spider
Single
Pole Design
T-Pole
Woofer Cone Treatment
None
Parameters4
Resonance Frequency
76 Hz
Re
5.8 Ω
Qes
0.22
Qms
4.8
Qts
0.21
Vas
20.0 dm3 (0.71 ft3)
Sd
320.0 cm2 (49.1 in2)
η₀
3.9 %
Xmax
± 1.5 mm
Xvar
± 4.5 mm
Mms
31.0 g
Bl
19.6 Txm
Le
1.2 mH
EBP
345 Hz
Mounting and Shipping Info
Overall Diameter
262 mm (10.3 in)
Bolt Circle Diameter
245 mm (9.6 in)
Baffle Cutout Diameter
230.0 mm (8.8 in)
124 mm (4.9 in)
14 mm (0.55 in)
2.6 dm3 (0.09 ft3)
Net Weight
7.3 kg (16.1 lb)
Shipping Units
1
Shipping Weight
7.9 kg (17.4 lb)
Shipping Box
295x314x175 mm (11.61x12.36x6.89 in)
Service Kit
Recone kit
RCK010MD268