Specifications
Nominal diameter 320 mm (12.0 in)
Nominal impedance 8 Ω
Minimum impedance 6.7 Ω
Nominal power handling1 700 W
Continuous power handling2 1400 W
Sensitivity (1W/1m)3 93.0 dB
Frequency range 45 - 1000 Hz
Voice coil diameter 100 mm (4.0 in)
Winding material Copper
Former material Glass Fibre
Winding depth 21 mm (0.83 in)
Magnetic gap depth 11 mm (0.4 in)
Flux density 1.05 T
Design
Surround shape Triple Roll
Cone shape Radial
Magnet material Ceramic
Design
Spider Double Silicone
Pole design T-Pole
Woofer cone
treatment
TWP Waterproof Both
Sides
Recommended
enclosure 40.0 dm3 (1.41 ft3)
Recommended tuning 48 Hz
Parameters4
Fs 44 Hz
Re 5 Ω
Qes 0.29
Qms 3.9
Qts 0.27
Vas 47.0 dm3 (1.6 ft3)
Sd 531.0 cm2 (82.3 in2)
η₀ 1.3 %
Xmax 8.0 mm
Xvar 8.0 mm
Mms 106 g
Bl 22.5 Txm
Parameters
Le 2.0 mH
EBP 151 Hz
Mounting And Shipping Info
Overall diameter 319 mm (12.5 in)
Bolt circle diameter 299 mm (11.8 in)
Baffle cutout
diameter 281.0 mm (11.1 in)
Depth 118 mm (4.6 in)
Flange and gasket
thickness 13 mm (0.5 in)
Air volume occupied
by driver 3.5 dm3 (0.12 ft3)
Net weight 8.8 kg (19.4 lb)
Shipping weight 9.4 kg (20.7 lb)
Shipping box 340x340x170 mm
(13.4x13.4x6.7 in)
Service Kit
Replacement
diaphragm RCK12PS1008
