RCF MB12N301

​

Говорител - 12" - 500W RMS - 98.5dB - 50Hz-3000Hz

FEATURES

3.0-inch, fibreglass inside/outside copper voice coil

1000 Watt continuous program power handling

98.5dB Sensitivity

50Hz –3.0KHz Frequency range

Dual-forced air ventilation for minimum power compression

M-roll surround and exponential cone geometry

GENERAL SPECIFICATIONS

Nominal Diameter:300 / 12 mm/inch

Rated Impedance:8 Ω

Program Power:1000 W AES

Power handling capacity:500 W AES

Sensitivity:98.5 dB

Frequency Range:50 Hz ÷ 3000 Hz

Effective Piston Diameter:260 / 10.2 mm/inch

Max Excursion Before Damage (peak to peak):34 / 1.34 mm/inch

Minimum Impedance:6.7 Ω

Voice Coil Diameter:76 / 3.0 mm/inch

Voice Coil Material:Aluminium

Voice Coil Winding Depth:17 / 0.67 mm/inch

Number of layers:2

Kind of layer:inside / outside

Top Plate Thickness:10 / 0.39 mm/inch

Cone Material:No pressed pulp

Cone Design:Curved

Surround Material:Polycotton

Surround Design:M - roll

THIELE/SMALL PARAMETERS

Resonance frequency:54 Hz

DC resistance:5.8Ω

Mechanical factor:3.1

Electrical factor:0.26

Total factor:0.24

BL Factor:19 T · m

Effective Moving Mass:48 g

Equivalent Cas air load:71 liters

Effettive piston area:0.053 m²

Max. linear excursion (mathematical):6.0 mm

Voice - coil inductance @ 1kHz:1.8 mH

Half-space efficiency:4.00%

MOUNTING INFORMATION

Overall Diameter:320 / 12.6 mm/inch

Bolt Circle Diameter:294.5-304 / 11.6-11.9 mm/inch

Bolt Hole Diameter:5.5 / 0.21 mm/inch

Front Mount Baffle Cut-out:288 / 11.25 mm/inch

Rear Mount Baffle Cut-out:288 / 11.25 mm/inch

Depth:133 / 5.24 mm/inch

Volume occupied by the driver:2.2 / 0.08 liters/ft³

Net Weight:3.4 / 7.5 kg/lbs

SHIPPING INFORMATION

Shipping weight:4.2 / 9.2 kg/lbs