NAKAMICHI NSW-P1204D4

SPECIFICATIONS

• Model No.: NSW-P1204D4
• Nominal Diameter: 12" (312mm)
• Mounting Depth: 5.75" (146mm)
• N-Power: 400 watts
• Peak Power: 2800 watts
• Nominal Impedance: 4Ω+4Ω
• Frequency Response: 31Hz-1.8kHz
• Sensitivity (SPL/1W/1m): 86±3dB
• Free Air Resonance (Fo): 35Hz
• Suspension Compliance (Cms): 235.032UM/N
• Moving Mass (Mms): 86.636g
• Mechanical “Q” (Qms): 3.467
• Electrical “Q” (Qes): 0.516
• Total Speaker “Q” (Qts): 0.449
• Equivalent Volume (Vas): 87.049
• DC Resistance (Re): 4Ω+4Ω
• Effective Piston Area (Sd): 52.1mm²
• Force Factor (BL): 8.187T·m
• Reference Efficiency (No): 0.716%
• Voice Coil (V.C.): Φ50.5mm, ASV
• Magnet Mass: 50.77oz (1439.4g)
• Net Mass (1pc): Approx. 4.9kg