- Article number
- 12PR300-4P
- Nominal Diameter
- 12 " | 300 mm
- Power Handling (RMS)
- 300 W
- Power Handling (max)
- 600 W
- Impedance (Z)
- 4 Ω
- Sensitivity (SPL at 1m / 2.83V)
- 97 dB
- Frequency Response
- 50 Hz - 5000 Hz
- Voice Coil Diameter
- 65 mm
- DC Resistance (Re)
- 3.3 Ω
- Voice Coil Inductance (Le)
- 0.46 mH
- Resonant Frequency (Fs)
- 50 Hz
- Mechanical Q (Qms)
- 19.4
- Electromagnetic Q (Qes)
- 0.42
- Total Q (Qts)
- 0.41
- Diaphragm Mass Inc. Airload (Mms)
- 54.4 g
- Moving Mass Of Diaphragm (Mmd)
- 40.5 g
- Mechanical Compliance of Suspension (Cms)
- 0.19 mm/N
- Surface Area of Cone (Sd)
- 533 cm²
- BL Product (BL)
- 11.8 Tm
- Compliance Equivalent Volume (Vas)
- 73.9 L
- Maximum Linear Excursion (Xmax)
- 4.92 mm
- Driver's Mechanical Losses (Rms)
- 0.9 Ns/m
- Voice Coil Wire Material
- Aluminum
- Voice Coil Former
- Glass Fiber
- Basket / Frame Material
- Aluminum
- Magnet Material
- Neodymium
- Overall Outside Diameter
- 315.2 mm
- Overall Depth
- 140.6 mm
- Baffle Cutout Diameter
- 283 mm
- Bolt Circle Diameter
- 298.5 mm
- # Mounting Holes
- 8
- Mounting Hole Diameter
- 9.5 x 7.4 mm