Jensen P12Q Vintage AlNiCo Guitar Speaker (40 Watts, 12 in.)

The P12Q has a very warm, mid-focused bite with clear, bright highs. When presented with overdrive distortion the P12Q remains well-balanced.

Technical Info

General Characteristics
Nominal Overall Diameter: 306 mm, 12 in.

Nominal Voice Coil Diameter: 32 mm, 1.25 in.

Magnet Weight: 300 g, 10.5 oz

Overall Weight: 4.10 lbs

Flux Density: 0.98 T

Thiele-Small Parameters
Voice Coil DC Resistance RE: 5.72 Ohm

Resonance Frequency fS: 90.4 Hz

Mechanical Q Factor QMS: 10.62

Electrical Q Factor QES: 2.38

Total Q Factor QTS: 1.94

Mechanical Moving Mass MMS: 22.1 g

Mechanical Compliance CMS: 140 um/N

Force Factor BxL: 5.50 Wb/m

Equivalent Acoustic Volume VAS: 47.5 lt.

Maximum Linear Displacement XMAX: 1.0 mm

Reference Efficiency nO: 1.42 %

Diaphragm Area SD: 490.8 cm2

Losses Electrical Resistance RES: 25.5 Ohm

Voice Coil Inductance @ 1kHz LE: 0.67 mH

Constructive Characteristics
Magnet: AlNiCo

Voice Coil: Winding Copper

Voice Coil: Former Nomex

Cone: Paper

Surround: Integrated Paper

Dust Dome: Solid Paper

Basket: Pressed Sheet Steel

Electrical Characteristics
Nominal Impedance: 8 Ohm

Rated Power: 40 W

Musical Power: 80 W

Sensitivity@1W,1m: 95.0 dB

Audio Samples