Technical specifications
Power capacity
500 W AES
Nominal diameter
250 mm 10 in
Nominal impedance
8 Ohm
Minimum impedance
7.1 ohm
Program power
1000 W
Sensitivity
97 dB 1 W @ 1 m @ ZN
Frequency range
70-5000 Hz
Voice coil diameter
63.5 mm 2.5 in
BL factor
18.3 N / A
Moving mass
0.044 kg
Winding length
19.5 mm
Air gap height
9.5 mm
Xdamage pp
40 mm
Parameters Thiele & Small
Fs
65 Hz
Re
5.6 ohm
Qms
7.5
Qes
0.30
Qts
0.29
Vas
24 l
Cms
136 µm / N
Rms
2.4 kg / s
Efficiency %
2.1
Sd
0.035 m²
Xmax
8 mm
Vd
280 cm³
Le @1 kHz
1 mH
Construction details
Depth
124 mm 4.9 in
Net weight
5.7 kg 12.5 lb
Total weight
6.1 kg 13.42 lb
Magnet
Ferrite