Jensen Jet Series
Electric Lightning
JC12-70EL
12", 70 watts, 8/16 Ω
The Electric Lightning's tone is straightforward and powerful with fat lows, throaty mids and crisp, bright highs. It is a true "in your face" Rock n' Roll speaker that can handle the heaviest of playing styles and is designed for loud applications.
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General Characteristics |
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| Nominal Overall Diameter | 307 mm | 12 in |
| Nominal Voice Coil Diameter | 50 mm | 2 in |
| Magnet Weight | 1450 g | 50 oz |
| Overall Weight | 9.60 lbs | |
| Flux Density | 1.15 T | |
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Thiele-Small Parameters |
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| Voice Coil DC Resistance | RE | 6.33 Ω |
| Resonance Frequency | ƒS | 95.0 Hz |
| Mechanical Q Factor | QMS | 14.77 |
| Electrical Q Factor | QES | 0.70 |
| Total Q Factor | QTS | 0.67 |
| Mechanical Moving Mass | MMS | 29.9 g |
| Mechanical Compliance | CMS | 94 µm/N |
| Force Factor | BxL | 12.70 Wb/m |
| Equivalent Acoustic Volume | VAS | 32.0 lt. |
| Maximum Linear Displacement | XMAX | +/- 1.0 mm |
| Reference Efficiency | nO | 3.76 % |
| Diaphragm Area | SD | 490.9 cm2 |
| Losses Electrical Resistance | RES | 133.3 Ω |
| Voice Coil Inductance @ 1kHz | LE | 0.60 mH |
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Constructive Characteristics |
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| Magnet | Ferrite | |
| Voice Coil Winding | Aluminum | |
| Voice Coil Former | Kapton | |
| Cone | Paper | |
| Surround | Integrated Paper | |
| Dust Dome | Non Treated Cloth | |
| Basket | Pressed Sheet Steel | |
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Electrical Characteristics |
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| Nominal Impedance | 8 Ω | |
| Rated Power | 70 W | |
| Musical Power | 140 W | |
| Sensitivity@1W,1m | 99.0 dB | |
