- Article number
- 121XR
- EAN
- 9505656551162
- Woofer Type
- XR Woofer
- Nominal Diameter
- 12" | 300 mm
- Power Handling (RMS)
- 500 Watt
- Power Handling (max)
- 2000 Watt
- Continuous Program Power
- 2000 Watt
- Impedance (Z)
- 8 Ω
- Sensitivity (SPL at 1m / 2.83V)
- 95.78 dB
- Voice Coil Diameter
- 63.5 mm
- DC Resistance (Re)
- 5.6 Ω
- Voice Coil Inductance (Le)
- 0.16 mH
- Resonant Frequency (Fs)
- 46 Hz
- Mechanical Q (Qms)
- 1.56
- Electromagnetic Q (Qes)
- 0.42
- Total Q (Qts)
- 0.33
- Diaphragm Mass Inc. Airload (Mms)
- 66.8 g
- Mechanical Compliance of Suspension (Cms)
- 1.8 mm/N
- Surface Area of Cone (Sd)
- 531 cm²
- BL Product (BL)
- 16 Tm
- Compliance Equivalent Volume (Vas)
- 69.1 L
- Maximum Linear Excursion (Xmax)
- 6.35 mm
- Driver's Mechanical Losses (Rms)
- 12.37 kg/s
- Cone / Diaphragm Material
- Paper
- Surround Material
- Fabric
- Voice Coil Wire Material
- Copper
- Voice Coil Former
- Glass Fiber
- Basket / Frame Material
- Aluminum
- Magnet Material
- Neodymium
- Overall Outside Diameter
- 320 mm
- Overall Depth
- 172.5 mm
- Baffle Cutout Diameter
- 281 mm
- Bolt Circle Diameter
- 299 mm
- # Mounting Holes
- 8