RCF MB12N351

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Говорител - 12" - 650W RMS - 99dB - 45Hz-3000Hz

FEATURES

3.5-inch, fiberglass inside/outside copper voice coil

1300W continuous program power handling

99 dB Sensitivity

45 Hz – 3 kHz Frequency range

Dual-forced air ventilation for minimum power compression

Single spider design with silicon based damping control

GENERAL SPECIFICATIONS

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

SHIPPING INFORMATION

Shipping weight:5.2 / 11.4 kg/lbs