Specification
Nominal Basket Diameter | |
Nominal Impedance | |
Power Rating | 80 Watts |
Resonance | 86.6Hz |
Usable Frequency Range | 86.6Hz - 10kHz |
Sensitivity | 94.1 dB |
Magnet Weight | 42.2 oz. |
Voice Coil Diameter | 2", 50.8mm |
Thiele & Small Parameters
Resonant Frequency (Fo) | 86.6Hz ±15% |
DC resistance (Re) | 7.2 Ohms |
Coil Inductance (Le) | 463.207m mH |
Mechanical Q (Qms) | 8.067 |
Electromagnetic Q (Qes) | 0.454 |
Total Q (Qts) | 0.429 |
Compliance Equivalent Volume (Vas) | 11.696 Ltr / 0.41 cu.ft. |
Mechanical Compliance of Suspension (Cms) 175.843m mm/N
BL Product (BL) | 12.884 |
Diaphragm Mass (Mmd) | 17.399 grams |
Maximum Linear Excursion (Xmax) | 3.2 mm |
Surface Area of Cone (Sd) | 216.424 sqM |
Sound That Will Move You
Earthquake EQ88 Pro Audio Series
dBSPL | Ohm |
100 | 200 |
90 |
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| 100 |
| 90 |
Mounting Information
Recommended Enclosure Volume
Sealed
Vented
Overall Diameter
Cut Out Diameter
Front Sealing Gasket
Rear Sealing Gasket
Mounting Holes Diameter
Depth
Materials of Construction
Copper voice coil Polyimide former Ferrite magnet
Vented and extended core Stamped steel basket Paper cone
Cloth surround
Solid composition paper dust cap
liters/ ft3 liters/ ft3
fitted as standard fitted as standard
80 |
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| 70 |
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| 60 |
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| 50 |
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20 | 50 | 100 | 200 | 500 | 1K | 2K | 5K | 10K | 7 |
20 Hz | 20K |
SPL vs Freq
Earthquake Sound Corporation
2727 McCone Avenue • Hayward, CA 94545 • phone:
fax: