JENSEN Vintage Ceramic C12K Speaker

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JENSEN Vintage Ceramic C12K Speaker

JENSEN Vintage Ceramic C12K 12", 100 watts

Item SKU # c12k

Starting at: $107.50



A real workhorse, heavy on the mids with a solid, straightforward tone. When presented with overdrive distortion it powers through with lows that are bold and heavy.


General Characteristics
Nominal Overall Diameter 307 mm 12 in
Nominal Voice Coil Diameter 50 mm 2 in
Magnet Weight 1450 g 50 oz
Overall Weight 9.65 lbs
Flux Density 1.10 T


Thiele-Small Parameters
Voice Coil DC Resistance RE 7.0 Ω
Resonance Frequency ƒS 104.0 Hz
Mechanical Q Factor QMS 20.41
Electrical Q Factor QES .67
Total Q Factor QTS .65
Mechanical Moving Mass MMS 28.8 g
Mechanical Compliance CMS 82 µm/N
Force Factor BxL 13.95 Wb/m
Equivalent Acoustic Volume VAS 27.6 lt.
Maximum Linear Displacement XMAX 1.0 mm
Reference Efficiency nO 4.43 %
Diaphragm Area SD 490.9 cm2
Losses Electrical Resistance RES 210 Ω
Voice Coil Inductance @ 1kHz LE 0.84 mH


Constructive Characteristics
Magnet Ferrite
Voice Coil Winding Copper
Voice Coil Former Kapton
Cone Paper
Surround Integrated Paper
Dust Dome Non Treated Cloth
Basket Pressed Sheet Steel


Electrical Characteristics
Nominal Impedance 8 Ω
Rated Power 100 W
Musical Power 200 W
Sensitivity@1W,1m 99.1 db

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