Specifications 21/01/03 11:22 am Page 3
380MM 15” SPECIFICATIONS
Frame material | Die cast aluminium |
Cone & dome material | Glass/carbon/glass sandwich |
Surround | Half roll sb rubber |
Spiders | Dual spaced at 10mm |
Coil size & type | 51mm resin bond glass |
Winding spec | 2 layer round cu x 15mm |
Magnet | 120 dia x 90 dia x 60 alnico |
Magnet weight | 2232 grm |
Gap flux density | 1.2T |
Top plate thickness | 15mm |
Pistonic range | Up to 300Hz |
Venting | Cone, coil, pole, spiders, chassis and magnet cavity. |
Thiele/small parameters |
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Effective cone diameter | 330mm |
Re | 5.7 ohm |
Fs | 20Hz |
Qms | 18.22 |
Qes | 0.31 |
Qts | 0.30 |
Mms | 133 gm |
Cms | 0.48 mm/N |
Vas | 490L |
BL | 17.5 T/M |
200MM 8” SPECIFICATIONS
Frame material | Die cast aluminium |
Cone & dome material | Kevlar/paper |
Surround | s b r single roll |
Spider | single |
Coil size & type | 25mm aluminium |
Winding spec | 2 layer round cu x 10mm |
Magnet D1 x D2 x H | 86 dia x 62 x 44 alnico |
Magnet weight | 868 gm |
Gap flux density | 1.0 T |
Top plate thickness | 6mm |
Optimum working range | 80Hz – 250 Hz |
Venting | Cone, coil, pole |
Thiele/small parameters |
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Effective cone diameter | 165mm |
Re | 5.2 ohm |
Fs | 50Hz |
Qms | 8.31 |
Qes | 1.01 |
Qts | 0.90 |
Mms | 19 gm |
Cms | 0.48 mm/N |
Vas | 31 L |
BL | 5.69 T/M |
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