This table charts the specifications for the MAN O WART speaker*
 Nominal Basket Diameter: 12-in, 305 mm. 
* Nominal Impedance: 8 Ohms. 
* Power Rating: * 
Watts: 120 W. 
* Music Program: N / A. 
* Resonance: 91 Hz. 
* Usable Frequency Range: 80 Hz - 5 kHz. 
* Sensitivity: 101.6 dB. 
* Magnet Weight: 38 oz. 
* Gap Height: 0.312 -in, 7.9 mm. 
* Voice Coil Diameter: 1.75 -in, 44 mm. * Thiele & Small Parameters. 
* Resonant Frequency (fs): 91 Hz. 
* DC Resistance (Re): 6.2 Ohms. 
* Coil Inductance (Le): 0.43 m H. 
* Mechanical Q (Qms): 11.66. 
* Electromagnetic Q (Qes): 0.72. 
* Total Q (Qts): 0.68. * Compliance Equivalent 
Volume (Vas): 38 liters / 1.34 cu. ft. * Peak Diaphragm 
Displacement Volume (Vd): 41.6 cc. * Mechanical Compliance of 
Suspension (Cms): 0.1 mm / N. 
* BL Product (BL): 12.3 T-M. * Diaphragm Mass Inc. 
Airload (MMs): 31 grams. * Efficiency 
Bandwidth Product (EBP): 127. * 
Maximum Linear Excursion (Xmax): 0.8 mm. * Surface Area of 
Cone (Sd): 519.5 cm2. * 
Maximum Mechanical Limit (Xlim): N / A. -----------------------------------Recommended Enclosure Volume; * 
Sealed: Acceptable. 
* Vented: Acceptable. 
* Driver Volume Displaced: 0.071 cu. ft. / 2 liters. 
* Overall Diameter: 12.03 -in, 305.6 mm. 
* Baffle Hole Diameter: 11.07 -in, 281.2 mm. 
* Front Sealing Gasket: Yes. 
* Rear Sealing Gasket: Yes. 
* Mounting Holes Diameter: 0.25 -in, 6.4 mm. * Mounting Holes B. C. D.: 11.59 -in, 294.4 mm. 
* Depth: 5.2 -in, 132.1 mm. 
* Net Weight: 8.1 lbs, 3.67 kg. 
* Shipping Weight: 9.9 lbs, 4.49 kgs. * 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. 
* Dust Cap Composition: Zurette dust cap.