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Oberton 12MB35 - 12" 700W 8 Ohm (Ferrite)
The 12MB35 loudspeaker is combining good linearity and efficiency with high power handling capabilities, with use of new 3.5” (88 mm) aluminium voice coil. It features vented aluminium die cast frame, 200 mm ferrite magnet structure with double demodulating rings and curvilinear paper cone. 12MB35 is suitable for application as LF driver in power stage monitors and 2- way PA boxes.
- 98 db 1W / 1m average sensitivity
- 88 mm high temperature aluminium voice coil
- 1400 W AES program power
- Powerful, vented 180 mm magnet structure
- Double aluminium demodulating rings for lower distortion and improved heat dissipation
- Silicone spider
Specifications:
- Nominal Diameter 12"/315 inch/mm
- Impedance 8 Ohm
- Minimum Impedance 6.15 Ohm
- Power Capacity AES ¹ 700 W
- Program Power ² 1400 W
- Sensitivity (200-2000 Hz) 98 dB/W/m
- Frequency Range 50 - 2500 Hz
- Voice Coil Diameter 88 mm
- Voice Coil Material Aluminium
- Voice Coil Former Kapton™
- Voice Coil Winding Depth 19 mm
- Magnet Gap Depth 11 mm
- Cone Material Paper
- Basket Die cast aluminium
- Magnet Ferrite
- Flux Density 1.18 T
Thiele-Small Parameters:
- Resonance Frequency 51.43 Hz
- Mechanical Efficiency Factor (Qms) 13.58
- Electrical Efficiency Factor (Qes) 0.272
- Total Q (Qts) 0.267
- Equivalent Air Volume (Vas ) 50.07 Litres
- Diaphragm mass ind. airload (Mms) 70.76 grams
- Voice Coil Resistance Re 5.00 Ohms
- Effective Diagram Area (Sd) 514.7 cm2
- Peak Linear Displacement of Diaphragm (Xmax)*6.75 mm
- Mechanical Compliance of Suspension (Cms) 0.135 mm/N
- BL Product (BL) 20.50 T.m
- V.C. Inductance at 1 kHz (Le) 0.68 mH
Mounting Information:
- Overall Diameter 315 mm
- Baffle Hole Diameter 280 mm
- Number of Mounting Holes 8 eliptic 7x8 mm
- Bolt Circle Diameter 296 / 298 mm
- Overall Depth 155 mm
- Net Weight 8.5 kg
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