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DX2 |
DX3 |
DX4 |
DX45 |
DX55 |
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Overall diameter
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23.2 cm |
23.2 cm |
23.2 cm |
17.4 cm |
17.4 cm |
Overall Depth
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7 cm |
7 cm |
8 cm |
7.0 cm |
7.2 cm |
Depth from Rear of
Mounting Frame |
|
6.4 cm |
6.6 cm |
7.9 cm |
6.4 cm |
6.6 cm |
PCD Mounting
Centres |
|
20.8 cm |
20.8 cm |
20.8 cm |
15.6 cm |
15.6 cm |
Baffle hole
cut-out |
|
19 cm |
19 cm |
19 cm |
14 cm |
14 cm |
Magnet Ring
Diameter |
|
7.6 cm |
9.0 cm |
9.0 cm |
7.6 cm |
9.0 cm |
Voice coil
diameter |
|
3.9 cm |
3.9 cm |
3.9 cm |
3.9 cm |
3.9 cm |
Voice coil impedance
(nominal) |
|
4, 8 or 15
ohm |
4, 8 or 15
ohm |
4, 8 or 15
ohm |
4, 8 or 15
ohm |
4, 8 or 15
ohm |
Nominal
impedance |
Z |
8 ohm |
8 ohm |
8 ohm |
8 ohm |
8 ohm |
Minimum
impedance |
Zmin |
7.2 ohm |
7.2 ohm |
7.2 ohm |
7.2 ohm |
7.2 ohm |
Nominal Power
Handling |
|
100W |
100W |
100W |
100W |
100W |
Emission piston
area |
Sd |
0.021M² |
0.021M² |
0.021M² |
0.021M² |
0.021M² |
Air gap width |
|
1 mm |
1 mm |
1 mm |
1 mm |
1 mm |
Air gap
height |
|
5 mm |
5 mm |
5.5 mm |
5 mm |
5 mm |
Magnet type |
|
'Hi-Ferric'¢â Rare
Earth |
'Hi-Ferric'¢â Rare
Earth |
Hi-Ferric'¢â Rare
Earth |
Hi-Ferric'¢â Rare
Earth |
Hi-Ferric'¢â Rare
Earth |
Flux density (1
Tesla=10,000 gauss) |
|
1.7 Tesla |
2.0 Tesla |
2.2 Tesla |
1.7 Tesla |
2.0
Tesla |
Diaphragm |
|
Twin-paper |
Twin-paper |
Twin-paper |
Twin-paper |
Twin-paper |
Frequency
response |
|
30 Hz - 20
kHz |
30 Hz - 22
kHz |
30 Hz - 22
kHz |
80 Hz - 20
kHz |
80 Hz - 22
kHz |
Nominal air
resonance |
|
36 Hz |
36 Hz |
36 Hz |
60 Hz |
80 Hz |
Sensitivity at
1m/1kHz/1watt |
|
97 db |
98 db |
99.5 db |
93 db |
94 db |
Maximum voice coil
travel |
|
± 1 mm |
± 1 mm |
± 1 mm |
± 1 mm |
± 1 mm |
Suspension
compliance |
Cms |
993.888 uM/N |
993.888 uM/N |
993.888 uM/N |
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Total Q
Factor |
Qts |
0.246 |
0.247 |
0.249 |
0.326 |
0.320 |
Electrical Q
Factor |
Qes |
0.22 |
0.22 |
0.22 |
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Mechanical Q
Factor |
Qms |
3.11 |
3.11 |
3.11 |
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Equivalent Volume
Suspension |
Vas |
0.015M³ |
0.015M³ |
0.015M³ |
0.011M³ |
0.011M³ |
Effective Moving Mass
Kg. |
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0.0115 |
0.0115 |
0.0115 |
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Shipping
weight |
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2.0 kg |
2.5 kg |
3.0 kg |
2.0 kg |
2.5
kg | |