RS 12

• 30 cm / 12"
• Power handling: 600 / 400 W
• 4 Ω impedance
• 2.5" voice coil
• Allround subwoofer
• Cast aluminum basket
• Black nomex spider
• Scooped paper cone
• Glass fiber dust cap

Material:

• Cone: Paper
• Spider: Nomex
• Surround: Rubber
• Coil former: Fibreglass
• Basket: Aluminum
• Dust Cap: Fiberglass

Specifications:

• DC resistance (Rdc): 3.2 Ω
• Nominal impedance (ZN): 4 Ω
• Resonance frequency (fs): 26.3 Hz
• Voice coil diameter: 2.5"
• Mechanical Q factor (Qms): 6.03
• Electrical Q factor (Qes): 0.43
• Total Q factor (Qts): 0.4
• Moving mass (Mms): 143.8 g
• Effective piston area (Sd): 490 cm²
• Mechanical resistance (Rms): 3.9 kg/s
• Compliance (Cms): 0.26 mm/N
• Force factor (BL): 12.8 Tm
• Equivalent air volume (Vas): 105.5 dm³
• SPL 2.83 V / 1 m: 91.3 dB