Specificatii tehnice
Nominal Diameter 530 mm (21 in)
Nominal Impedance 4 ohm
Minimum Impedance 4.2 ohm
Continuous Power Handling 4000 W
Nominal Power Handling (AES) 2000 W
Sensitivity (1W/1m) 96 dB
Frequency Range 30 - 1000 Hz
Voice Coil Diameter 153 mm (6 in)
Winding Material Copper
Former Material Glass Fibre
Magnet Material Neodymium Ring
Winding Depth 30 mm (1.18 in)
Magnetic Gap Depth 12 mm (0.5 in)
Flux Density 1.2 T
Surround Shape Triple Roll
Cone Shape Radial
Magnet Type Neodymium Ring
Spider Double Silicone
Design
Pole Design T-Pole
Recommended Enclosure vol 190 dm3 (6.71 ft3)
Recommended tuning freq. 33 Hz
Fs 32 Hz
Re 3.4 ohm
Qes 0.31
Qms 7
Qts 0.3
Vas 200 dm3 (7 ft3)
Sd 1680 cm2 (260.4 in2)
EtaZero 2.2 %
Xmax +- 15 mm
Xvar +- 16 mm
Mms 460 g
Bl 32.5 Txm
Le 1.5 mH
EBP 103 Hz
Overall Diameter 547 mm (21.5 in)
Bolt Circle Diameter 527 mm (20.7 in)
Baffle Cutout Diameter 508 mm (20 in)
Depth 261 mm (10.3 in)
Flange and Gasket
Thickness
0.63 mm (16 in)
Air volume occupied by
driver
16 dm3 (0.56 ft3)
Net Weight 18.5 kg (40.7 lb)
Shipping Weight 20.9 kg (46 lb)
Shipping Box 590x590x300 mm
(23.2x23.2x11.8 in)
Service kit RCK21SW1524