TECHNICAL SPECIFICATIONS
Nominal impedance
8 Ohm
Power capacity
1200 W AES
Nominal diameter
460 mm 18 in
Sensitivity
98 dB 1 W @ 1 m @ ZN
Minimum impedance
5.5 ohm
Frequency range
30-2000 Hz
Program power
2400 W
Recommended enclosure volume
180 l
Voice coil diameter
101.6 mm 4 in
BL factor
26.8 N/A
Moving mass
0.221 Kg
Winding length
21 mm
Air gap height
12 mm
Xdamage pp
52 mm
PARAMETERS THIELE & SMALL
Fs
33 Hz
Re
5.2 ohm
Qms
10.5
Qes
0.33
Qts
0.32
Vas
230 l
Cms
105 µm / N
Rms
4.4 kg/s
Efficiency %
2.4
Sd
0.1250 m²
Xmax
8 mm
Vd
1000 cm³
Le @1 kHz
1.75 mH
CONSTRUCTION DETAILS
Depth
212 mm 8.3 in
Net weight
13.5 kg 29.8 lb
Total weight
15.8 kg 32.6 lb
Magnet
Ferrite