Hi-Q 6.5” Specifications:

• Nomial Diameter: 6.5”

• Power Handling:

• RMS: 350 watts

• Recommend power range: See Chart Below

• Impedance: Dual 2 Ohm

• Frequency Response: 20 Hz – 300 Hz 

• Sensitivity: 81.43 dB – 1watt/1meter

• Voice Coil Diameter: 2”

• Displacement: 0.05 cuft

• 11mm XMAX In One Direction; 22mm Overall

• 80 oz Y35 Magnet (be cautious of competitors ratings: they may include additional motor parts to inflate weight. We count only the real  magnet material)

Thiele and Small Parameters: 

• Resonant Frequency (Fs): 41.72

• DC Resistance (Re): 4.48 Ohm

• Voice Coil Inductance (Le) : 3.91 mH

• Mechanical Q (Qms): 4.650

• Electromagnetic Q (Qes): 0.423

• Total Q (Qts): 0.388

• Compliance Equivalent Volume (Vas): 0.185 cuft

• Mechanical Compliance of Suspension (Cms): 0.16 mm/N 

• BL Product (BL): 16.0

• Diaphragm Mass w/Airload (Mms): 91.79g

• SD: 23.64 sq in

Mounting Information: 

Overall Diameter: 7.125”

Baffle Cutout Diameter: 6”

Mounting Depth: 5”

Bolt Pattern Diameter: 6.75”

# of Mounting Holes: 8