Specifications
Nominal diameter 250 mm (10.0 in)
Nominal impedance 8 Ω
Minimum impedance 6.4 Ω
Nominal power handling1 250 W
Continuous power handling2 500 W
Sensitivity (1W/1m)3 98.0 dB
Frequency range 65 - 3000 Hz
Voice coil diameter 64 mm (2.5 in)
Winding material Aluminium
Former material Glass Fibre
Winding depth 14 mm (0.55 in)
Magnetic gap depth 8 mm (0.31 in)
Flux density 1.25 T
Design
Surround shape Double Roll
Cone shape Exponential
Magnet material Ceramic
Design
Spider Single
Pole design T-Pole
Woofer cone treatment WP Waterproof Front
Side
Recommended
enclosure 26.0 dm3 (0.92 ft3)
Recommended tuning 62 Hz
Parameters4
Fs 63 Hz
Re 5 Ω
Qes 0.25
Qms 3.4
Qts 0.23
Vas 27.0 dm3 (0.95 ft3)
Sd 320.0 cm2 (50.0 in2)
η₀ 2.6 %
Xmax 5.0 mm
Xvar 5.5 mm
Mms 34 g
Bl 16.4 Txm
Parameters
Le 0.9 mH
EBP 252 Hz
Mounting And Shipping Info
Overall diameter 261 mm (10.3 in)
Bolt circle diameter 245 mm (9.6 in)
Baffle cutout
diameter 230.0 mm (8.8 in)
Depth 116 mm (4.6 in)
Flange and gasket
thickness 13 mm (0.5 in)
Air volume occupied
by driver 2.5 dm3 (0.09 ft3)
Net weight 5.9 kg (13.0 lb)
Shipping units 1
Shipping weight 6.5 kg (14.3 lb)
Shipping box 330x330x160 mm
(13x13x6.3 in)
Service Kit
Replacement
diaphragm RCK10FW648
