Jensen Loudspeakers P-A-C12N 12" 50W Vintage Ceramic Speaker

Jensen Loudspeakers' C12N has a smooth, straightforward and full-bodied tone with high frequency chime.

Jensen Loudspeakers P-A-C12N Specifications:

• General Characteristics:
  • Nominal Overall Diameter: 12" (307 mm)
  • Nominal Voice Coil Diameter: 1.5" (38 mm)
  • Magnet Weight: 28.5 oz (810 g)
  • Overall Weight: 7.15 lbs
  • Flux Density: 1.15 T
• Thiele-Small Parameters for 4O:
  • Voice Coil DC Resistance RE: 6.50 O
  • Resonance Frequency ƒS: 113.3 Hz
  • Mechanical Q Factor QMS: 6.55
  • Electrical Q Factor QES: 0.93
  • Total Q Factor QTS: 0.82
  • Mechanical Moving Mass MMS: 29.4 g
  • Mechanical Compliance CMS: 67 µm/N
  • Force Factor BxL: 8.60 Wb/m
  • Equivalent Acoustic Volume VAS: 22.8 lt.
  • Maximum Linear Displacement XMAX: 1.5 mm
  • Reference Efficiency nO: 3.40 %
  • Diaphragm Area SD: 490.9 cm2
  • Losses Electrical Resistance RES: 23.2 O
  • Voice Coil Inductance @ 1kHz LE: 0.58 mH
• Constructive Characteristics for 4O:
  • Magnet: Ferrite
  • Voice Coil Winding: Copper
  • Voice Coil Former: Kapton
  • Cone: Paper
  • Surround: Integrated Paper
  • Dust Dome: Solid Paper
  • Basket: Pressed Sheet Steel
• Electrical Characteristics for 4O:
  • Nominal Impedance: 4 O
  • Rated Power: 50 W
  • Musical Power: 100 W
  • Sensitivity @ 1W,1m: 98.4 db
• Thiele-Small Parameters for 8O:
  • Voice Coil DC Resistance RE: 6.50 O
  • Resonance Frequency ƒS: 112.0 Hz
  • Mechanical Q Factor QMS: 7.01
  • Electrical Q Factor QES: 1.05
  • Total Q Factor QTS: 0.92
  • Mechanical Moving Mass MMS: 25.2 g
  • Mechanical Compliance CMS: 82 µm/N
  • Force Factor BxL: 10.39 Wb/m
  • Equivalent Acoustic Volume VAS: 27.6 lt.
  • Maximum Linear Displacement XMAX: 1.0 mm
  • Reference Efficiency nO: 3.48 %
  • Diaphragm Area SD: 490.8 cm2
  • Losses Electrical Resistance RES 42.5 O
  • Voice Coil Inductance @ 1kHz LE: 0.9 mH
• Constructive Characteristics for 8O:
  • Magnet: Ferrite
  • Voice Coil Winding: Copper
  • Voice Coil Former: Kapton
  • Cone: Paper
  • Surround: Integrated Paper
  • Dust Dome: Solid Paper
  • Basket: Pressed Sheet Steel
• Electrical Characteristics for 8O:
  • Nominal Impedance: 8 O
  • Rated Power: 50 W
  • Musical Power: 100 W
  • Sensitivity @ 1W,1m: 98.4 db
• Thiele-Small Parameters for 16O:
  • Voice Coil DC Resistance RE: 12.50 O
  • Resonance Frequency ƒS: 110.0 Hz
  • Mechanical Q Factor QMS: 6.84
  • Electrical Q Factor QES: 1.26
  • Total Q Factor QTS: 1.06
  • Mechanical Moving Mass MMS: 25.6 g
  • Mechanical Compliance CMS: 83 µm/N
  • Force Factor BxL: 13.35 Wb/m
  • Equivalent Acoustic Volume VAS: 28.0 lt.
  • Maximum Linear Displacement XMAX: 1.0 mm
  • Reference Efficiency nO: 2.80 %
  • Diaphragm Area SD: 490.9 cm2
  • Losses Electrical Resistance RES: 490.9 O
  • Voice Coil Inductance @ 1kHz LE: 1.55 mH
• Constructive Characteristics for 16O:
  • Magnet: Ferrite
  • Voice Coil Winding: Copper
  • Voice Coil Former: Kapton
  • Cone: Paper
  • Surround: Integrated Paper
  • Dust Dome: Solid Paper
  • Basket: Pressed Sheet Steel
• Electrical Characteristics for 16O:
  • Nominal Impedance: 16 O
  • Rated Power: 50 W
  • Musical Power: 100 W
  • Sensitivity @ 1W,1m: 97.5 db