GA-SC59 12" Signature Guitar Speaker

Circa 1959 tone in a vintage American alnico magnet design, approved by George Alessandro. Punchy lows, full lower-mid grunt, and articulate chimey highs balance out this versatile and musical 12” speaker.

We also have the GA10-SC59 10" Signature Guitar Speaker

SPECIFICATION
Nominal Basket Diameter	12", 305 mm
Nominal Impedance*	8 Ω
Power Rating*
Program Power	N/A
Watts	40 W
Resonance	89 Hz
Usable Frequency Range	80 Hz - 5.2 kHz
Sensitivity*	100 dB
Magnet Weight	35 oz.
Gap Height	0.313", 7.95 mm
Voice Coil Diameter	1.75", 44 mm
THIELE & SMALL PARAMETERS
Resonant Frequency (fs)	89 Hz
DC Resistance (Re)	7.4 Ω
Coil Inductance (Le)	0.61m H
Mechanical Q (Qms)	19.73
Electromagnetic Q (Qes)	0.63
Total Q (Qts)	0.61
Compliance Equivalent Volume (Vas)	41.21 liters / 1.46 cu.ft.
Peak Diaphragm Displacement Volume (Vd)	83.64 cc
Mechanical Compliance of Suspension (Cms)	0.11 mm/N
BL Product (BL)	13.55 T-M
Diaphragm Mass Inc. Airload (MMs)	28 grams
Efficiency Bandwidth Product (EBP)	140
Maximum Linear Excursion (Xmax)	1.61 mm
Surface Area of Cone (Sd)	519.5 cm2
Maximum Mechanical Limit (Xlim)	0 mm
MOUNTING INFORMATION
Recommended Enclosure Volume
Sealed	Acceptable
Vented	Acceptable
Driver Volume Displaced	0.079 cu.ft. / 2.24 liters
Overall Diameter	12.17", 309.12 mm
Baffle Hole Diameter	11.13", 282.7 mm
Front Sealing Gasket	Yes
Rear Sealing Gasket	Yes
Mounting Holes Diameter	0.24", 6.096mm
Mounting Holes B.C.D.	11.75", 298.45mm
Depth	6.25", 158.75 mm
Net Weight	8.4 lbs, 3.81 kg
Shipping Weight	10.2 lbs, 4.63 kgs
MATERIALS OF CONSTRUCTION
Coil Construction	Copper voice Coil
Coil Former	Paper former
Magnet Composition	Alnico Magnet
Core Details	Non-vented core

Basket Materials	Pressed steel basket
Cone Composition	Paper cone
Cone Edge Composition	Paper cone edge
Dust Cap Composition	Solid composition felt dust cap