IL PREZZO SI RIFERISCE AL SINGOLO WOOFER.
The MB12N351 is designed to provide an excellent frequency response linearity with very low distortion.
A very strong neodymium magnetic structure guarantee dynamic and precision, a new and unique 3.5” voice coil design provides a very high power handling, especially recommended in comparison to a standard 3" voice coil.
The unique Dual-forced air venting system guarantee a very efficient voice coil ventilation to minimize the power compression and provide higher power handling.
CARATTERISTICHE
- Nominal Diameter:300 / 12 mm/inch
- Rated Impedance:8 Ω
- Program Power:1300 W AES
- Power handling capacity:650 W AES
- Sensitivity:99 dB
- Frequency Range:45 Hz ÷ 3000 Hz
- Effective Piston Diameter:260 / 10.2 mm/inch
- Max Excursion Before Damage (peak to peak):39 / 1.5 mm/inch
- Minimum Impedance:7.0 Ω
- Voice Coil Diameter:87 / 3.4 mm/inch
- Voice Coil Material:Copper
- Voice Coil Winding Depth:16.5 / 0.65 mm/inch
- Number of layers:2
- Kind of layer:inside / outside
- Top Plate Thickness:11 / 0.43 mm/inch
- Cone Material:No pressed pulp
- Cone Design:Curved
- Surround Material:Polycotton
- Surround Design:M - roll
THIELE/SMALL PARAMETERS
- Resonance frequency:55 Hz
- DC resistance:5.6Ω
- Mechanical factor:4.5
- Electrical factor:0.21
- Total factor:0.20
- BL Factor:22.5 T · m
- Effective Moving Mass:54 g
- Equivalent Cas air load:61 liters
- Effettive piston area:0.053 m²
- Max. linear excursion (mathematical):5.5 mm
- Voice - coil inductance @ 1kHz:1.65 mH
- Half-space efficiency:4.66%
MOUNTING INFORMATION
- Overall Diameter:320 / 12.6 mm/inch
- Bolt Circle Diameter:293-304 / 11.5-12 mm/inch
- Bolt Hole Diameter:6.5 / 0.3 mm/inch
- Front Mount Baffle Cut-out:282 / 11.1 mm/inch
- Rear Mount Baffle Cut-out:284 / 11.2 mm/inch
- Depth:138 / 5.4 mm/inch
- Volume occupied by the driver:2.2 / 0.077 liters/ft³
- Net Weight:4.4 / 9.7 kg/lbs
