Precision Power BI.104

Features:

• 10 Inch Dual 4 Ohm Black Ice Series Subwoofer
• Power Handling:
  • RMS: 450 watts
• Non pressed paper pulp cone
• High roll foam surround
• Poly-cotton suspension spiders
• Die-cast aluminum frame
• Vented T-yoke back-plate
• Polly conical dust-cap
• 2 Inch 4-Layer voice coil on aluminium former
• Resonance Frequency (Fs): 33 Hz
• Top-mount depth: 5-3/8 Inch
• Sensitivity: 87dB

Specifications:

Subwoofer Specifications:

• Subwoofer Series: Black Ice
• Subwoofer Size: 10 Inch
• RMS Power Handling: 450 watts
• Voice Coil(s): Dual
• Impedance (Per Voice Coil): 4 ohms
• Voice Coil Diameter: 2 Inch
• Sensitivity: 87 dB
• Subwoofer Design: Round / Circle
• Main Cone Color: Black
• Woofer Composition: Non-Pressed Paper
• Woofer Surround: Foam
• Magnet Structure: Single Stacked
• Subwoofer Grille: No
• Re-Cone Kit Available: No

Enclosure Specifications:

• Recommended Enclosure Type: Ported / Sealed / Vented
• Minimum Sealed Box Volume: 0.75 cubic feet
• Optimum Sealed Box Volume: 1.00 cubic feet
• Minimum Ported Box Volume: 1.00 cubic feet
• Optimum Ported Box Volume: 1.50 cubic feet
• Top-Mount Depth: 5-3/8 Inch
• Cutout Diameter: 9.6 Inch
• Shallow Mount Installation: No

Electromechanical Parameters:

• Free-Air Resonance (Fs): 34.91 Hz
• Equivalent Compliance (Vas): 117.830 liters
• Total Speaker Q Value (Qts): 0.8719
• Electrical Q Value (Qes): 1.1051
• Electrical Resistance of Voice Coil (Re): 4.0342 ohms
• Mechanical Q Value (Qms): 4.1331