This 12" speaker is the embodiment of vintage tone in both clean and in distortion modes. Without a doubt it is the classic 12" AlNiCo speaker. Appearing first in the 1950's, it is the lead guitar speaker from which all others have taken their roots.

General Characteristics
Nominal Overall Diameter	307mm	12 in
Nominal Voice Coil Diameter	38mm	1.5 in
Magnet Weight	826 g	29 oz
Overall Weight	6.60 lbs
Flux Density	1.26 T
Thiele-Small Parameters
Voice Coil DC Resistance	R_E	6.20Ω
Resonance Frequency	ƒ_S	90.0Hz
Mechanical Q Factor	Q_MS	5.72
Electrical Q Factor	Q_ES	0.82
Total Q Factor	Q_TS	0.72
Mechanical Moving Mass	M_MS	26.7 g
Mechanical Compliance	C_MS	119µm/N
Force Factor	BxL	10.64Wb/m
Equivalent Acoustic Volume	V_AS	40.2 lt.
Maximum Linear Displacement	X_MAX	1.0 mm
Reference Efficiency	*n_O*	3.4 %
Diaphragm Area	S_D	490.8 cm²
Losses Electrical Resistance	R_ES	43.0Ω
Voice Coil Inductance @ 1kHz	L_E	0.87 mH
Constructive Characteristics
Magnet	AlNiCo
Voice Coil Winding	Copper
Voice Coil Former	Kapton
Cone	Paper
Surround	Integrated Paper
Dust Dome	Solid Paper
Basket	Pressed Sheet Steel

Electrical Characteristics
Nominal Impedance	8 Ω
Rated Power	50 W
Musical Power	100 W
Sensitivity@1W, 1m	98.4 dB

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