Technical specifications
 - Nominal Diameter: 165 mm (65 in)
- Overall Diameter: 165 mm
- Bolt Circle Diameter: 157 mm
- Baffle Cutout Diameter: 142 mm
- Overall Depth: 70 mm
- Flange/Gasket Thickness: 6 mm
- Impedance: 4 ohm
- Program Power: 150 W
- Power: 60 W
- Sensitivity: 90 dB
- Voice Coil Diameter: 25 mm (1 in)
- Voice Coil Former: Alluminio 
- Voice Coil Depth: 11 mm
- Magnetic Gap Depth: 5 mm
- Ferrofluid: Gomma 
- Mounting Holes: 4 
Thiele and Small parameters:   Need some help? Read our quick guide to TS Params.
- Efficiency Bandwidth Product (EBP) - 103  
- Resonance (Fs) - 67 Hz 
- DC Resistance (Re) - 3.2 Ohm 
- Mechanical Q (Qms) - 3.41  
- Electrical Q (Qes) - 0.65  
- Total Q (Qts) - 0.55  
- Force Factor (BL) - 4.6 Tm 
- Moving Mass - Diaphragm (Mmd) - 10 g 
- Cas (Cas) - 13.6  
- Dd (Dd) - 130  
- Diaphragm Area (Sd) - 133 cm2 
- Maximum Linear Excursion (Xmax) - 4.3 mm 
- Reference Efficiency (Eta Zero) - 0.62 % 
Shipping Information