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P.Audio |
» SD Series » SD18-EL |
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| General Specifications: |
| Nominal diameter |
460 mm/18 in |
| Power rating |
1800 W(AES) |
| Nominal impedance |
8Ω |
| Sensitivity |
98 dB |
| Frequency range |
30-200 Hz |
| Chassis type |
Cast aluminum |
| Magnet type |
Ferrite |
| Magnet weight |
5.2 kg/183.9 oz |
| Voice coil diameter |
127.0 mm/5.0 in |
| Coil material |
Aluminum Wire |
| Former material |
Glass fiber |
| Cone material |
Paper |
| Surround material |
Cloth |
| Suspension |
Double |
| X-max |
6.3 mm/0.25 in |
| Gap depth |
12.0 mm/0.47 in |
| Voice coil winding width |
24.5 mm/0.96 in |
| Packing dimension WxDxH (mm) |
505 x 505 x 260 |
| Net weight |
19 kg/41.8 lb |
| Shipping weight |
21.1 kg/46.5 lb |
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| Small Signal Parameters: |
| Re |
5.5Ω |
| Fs |
35.9 Hz |
| Mms |
164.84 g/5.78 oz |
| Mmd |
288.62 g/1.18 oz |
| Qms |
6.065 |
| Qes |
0.292 |
| Qts |
0.278 |
| Vas |
253.4 lt/8.95 ft3 |
| BI |
26.5 Tm |
| Cms |
6.3e-05 m/N |
| Rms |
11.99 Ns/m |
| Le (at 1kHz) |
0.77 mH |
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