Description
The Eminence Governor guitar speaker is the natural upgrade for the classic American amp. A versatile guitar speaker, great for southern rock or blues. Nice tight low-end, smooth midrange and top end sparkle. British cousin to Red White and Blues. 
A thick and raunchy British voiced 12" guitar speaker with leading tonal characteristics.
Colouration: Classic British tone. Thick and raunchy with lots of mids.
Genre: Classic British Rock tone of the 60's and 70's. 
Manufacturer Spec Sheet
| Specification | |
| Nominal Basket Diameter | 12", 305 mm | 
| Nominal Impedance* | 16 Ω | 
| Power Rating* | |
| Program Power | N/A | 
| Watts | 75 W | 
| Resonance | 103 Hz | 
| Usable Frequency Range | 80 Hz - 5 kHz | 
| Sensitivity* | 102.2 dB | 
| Magnet Weight | 56 oz. | 
| Gap Height | 0.31", 7.9 mm | 
| Voice Coil Diameter | 1.75", 44 mm | 
| Thiele & Small Parameters | |
| Resonant Frequency (fs) | 103 Hz | 
| DC Resistance (Re) | 14 Ω | 
| Coil Inductance (Le) | 0.7m H | 
| Mechanical Q (Qms) | 12.51 | 
| Electromagnetic Q (Qes) | 0.66 | 
| Total Q (Qts) | 0.63 | 
| Compliance Equivalent Volume (Vas) | 32.8 liters / 1.16 cu.ft. | 
| Peak Diaphragm Displacement Volume (Vd) | 64.4 cc | 
| Mechanical Compliance of Suspension (Cms) | 0.09 mm/N | 
| BL Product (BL) | 19.5 T-M | 
| Diaphragm Mass Inc. Airload (MMs) | 28 grams | 
| Efficiency Bandwidth Product (EBP) | 157 | 
| Maximum Linear Excursion (Xmax) | 1.24 mm | 
| Surface Area of Cone (Sd) | 519.5 cm2 | 
| Maximum Mechanical Limit (Xlim) | N/A | 
| Mounting Information | |
| Recommended Enclosure Volume | |
| Sealed | Acceptable | 
| Vented | Acceptable | 
| Driver Volume Displaced | 0.079 cu.ft. / 2.25 liters | 
| Overall Diameter | 12.03", 305.6 mm | 
| Baffle Hole Diameter | 11.07", 281.2 mm | 
| Front Sealing Gasket | Yes | 
| Rear Sealing Gasket | Yes | 
| Mounting Holes Diameter | 0.25", 6.4mm | 
| Mounting Holes B.C.D. | 11.59", 294.4mm | 
| Depth | 5.2", 132.1 mm | 
| Net Weight | 10.8 lbs, 4.9 kg | 
| Shipping Weight | 12.6 lbs, 5.72 kgs | 
| Materials of Construction | |
| Coil Construction | Copper voice coil | 
| Coil Former | Nomex 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 | 
| Dust Cap Composition | Zurette dust cap | 
