Specifications
Nominal diameter 127 mm (5.0 in)
Nominal impedance 8 Ω
Minimum impedance 7.3 Ω
Nominal power handling1 90 W
Continuous power handling2 180 W
Sensitivity (1W/1m)3 90.0 dB
Frequency range 90 - 7000 Hz
Voice coil diameter 38 mm (1.5 in)
Winding material Copper
Former material Glass Fibre
Winding depth 10 mm (0.37 in)
Magnetic gap depth 6 mm (0.24 in)
Flux density 1.15 T
Design
Surround shape Roll
Cone shape Exponential
Magnet material Neodymium Ring
Design
Spider Single
Pole design Straight Pole
Woofer cone treatment WP Waterproof Front
Side
Recommended
enclosure 7.0 dm3 (0.25 ft3)
Recommended tuning 73 Hz
Parameters4
Fs 92 Hz
Re 6 Ω
Qes 0.5
Qms 11.0
Qts 0.48
Vas 3.3 dm3 (0.12 ft3)
Sd 95.0 cm2 (14.7 in2)
η₀ 0.5 %
Xmax 3.3 mm
Xvar 4.0 mm
Mms 11 g
Bl 8.5 Txm
Parameters
Le 0.35 mH
EBP 184 Hz
Mounting And Shipping Info
Overall diameter 150 mm (5.9 in)
Bolt circle diameter 142 mm (5.6 in)
Baffle cutout
diameter 122.0 mm (4.8 in)
Depth 75 mm (2.95 in)
Flange and gasket
thickness 9 mm (0.35 in)
Air volume occupied
by driver 0.35 dm3 (0.01 ft3)
Net weight 0.85 kg (1.9 lb)
Shipping units 1
Shipping weight 1.1 kg (2.4 lb)
Shipping box 221x214x130 mm
(8.7x8.4x5.1 in)
Service Kit
Replacement
diaphragm RCK005NDL388
