Eminence SWAMP THANG : 12 inch Guitar Speaker

Price: $99.99 $94.99

A thick and chunky 12″ American guitar speaker with big bottom end.
Coloration: Very powerful, thick and chunky tone. Very touch-sensitive with good sustain. Awesome bottom end.
Genre: Very American tone suitable for Blues, Rock, and Jazz.
150 watts / 70-5kHz / 2″ voice coil
Available in 8 or 16 ohms



Eminence SWAMP THANG : 12 inch Guitar Speaker

Click Here to Download 8 ohm PDF Spec Sheet

Click Here to Download 16 ohm PDF Spec Sheet

Designed with heavier players in mind, the Swamp Thang provides a thick and chunky tone with loads of sustain. The awesome bottom end will hold up to even the most demanding drop-tune or 7 string players.


Nominal Basket Diameter 12″, 304.8mm

Nominal Impedance* 8 ohms

Power Rating Watts 150W

Music Program

Resonance 97Hz

Usable Frequency Range 70Hz-5kHz

Sensitivity*** 102

Magnet Weight 59 oz.

Gap Height 0.312″, 7.92mm

Voice Coil Diameter 2″, 50.8mm

Thiele & Small Parameters:

Resonant Frequency (fs) 97Hz

DC Resistance (Re) 6.92

Coil Inductance (Le) 0.42mH

Mechanical Q (Qms) 14.43

Electromagnetic Q (Qes) 0.55

Total Q (Qts) 0.53

Compliance Equivalent Volume (Vas) 41.3 liters / 1.5 cu.ft.

Mechanical Compliance of Suspension (Cms) 0.10mm/N

BL Product (BL) 14.2 T-M Diaphram Mass inc.

Airload (Mms) 26 grams

Efficiency Bandwidth Product (EBP) 177

Maximum Linear Excursion (Xmax) 0.8mm

Surface Area of Cone (Sd) 532.4 cm2

Maximum Mechanical Limit (Xlim)

Mounting Information:

Recommended Enclosure

Sealed Acceptable

Vented Acceptable

Overall Diameter 12.01″, 305.1mm

Baffle Hole Diameter 10.95″, 278.1mm

Front Sealing Gasket fitted as standard

Rear Sealing Gasket fitted as standard

Mounting Holes Diameter 0.25″, 6.4mm

Mounting Holes B.C. D. 11.63″, 295.4mm

Depth 5.2″, 132mm

Net Weight 11.1 lbs., 5 kg

Shipping Weight 12.8 lbs., 5.8 kg

Materials of Construction:

Coil Construction Copper voice coil

Coil Former Polyimide former

Magnet Composition Ferrite magnet

Core Details Non-vented core

Basket Materials Pressed steel basket

Cone Composition Paper Cone

Cone Edge Composition Paper cone edge

Dustcap Composition Zurette dust cap