![](../../../Pictures/21/3/76NB62S.JPG) 21376 |
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Materials of construction |
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Kapton coil former |
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Polyamide-imide coated copper voice coil |
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APS ferrite magnet |
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Pressed steel chassis |
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Paper cone |
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Plasticised cloth (linen) cone edge |
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Solid composition paper dust dome |
Ideal for midrange in three-way systems and small background sound systems. |
Eminence model no: Alpha 6 |
Nominal Chassis Diameter: |
6 , 152.4mm |
Impedance: |
8![](../../../images/ohm.gif) |
Usable Frequency Range: |
110Hz to 10kHz |
Average Sensitivity 1W @ 1m:97dB |
Magnet Gap Depth: |
0.25 , 6.35mm |
Voice Coil Diameter: |
1.5 , 38.1mm |
Overall Diameter: |
6.5 , 165.1mm |
Baffle Hole Diameter: |
5.75 , 146mm |
Front Sealing Gasket: |
fitted as standard |
Rear Sealing Gasket: |
fitted as standard |
Fixing Holes Diameter (8 off): |
0.275 , 7mm |
Fixing Hole P.C.D.: |
6.125 , 155.5mm |
Shipping Weight: |
4.29lbs, 1.95kg |
Resonant Frequency |
(fs): |
121.48Hz |
Impedance |
(Re): |
7.32 |
Coil Inductance |
(Le): |
0.24mH |
Electromagnetic Q |
(Qes): |
0.60 |
Equivalent Volume |
(Vas): |
6.00 litres |
Displacement Volume |
(Vd): |
0.00cc |
of Suspension |
(Cms): |
0.2660mm/N |
BL Product |
(BL): |
7.72 T-M |
Diaphragm Mass inc. Airload |
(Mms): |
6.5 grams |
Mechanical Suspension Loss |
(Rms): |
0.8895 N*sec/M |
Efficiency Bandwidth Product |
(EBP): |
200.8 |
Voice Coil Overhang |
(Xmax): |
0.0mm |
Surface Area of Cone |
(Sd): |
126.68cm<equal; |
Impedance at Resonance |
(Zmax): |
74.3 |
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