Oberton 12B45099 db 1W / 1m average sensitivity
77 mm high temperature aluminium voice coil
900 W AES program power
Powerful, vented 180 mm magnet structure
Double aluminium demodulating rings for lower distortion and improved heat dissipation
Silicone spider
Epoxy anti-corrosion coating of top and back plates of magnet structureOberton 12B450 8 Ohm SPECIFICATIONS
Nominal Diameter Impedance Minimum ImpedancePower Capacity AES ¹Program Power ²Sensitivity Frequency RangeVoice Coil Diameter Voice Coil Material Voice Coil FormerV. C. Winding DepthMagnet Gap DepthCone Material Basket Magnet Flux Density
12"/315 inch/mm8 Ohm 6.22 Ohm450 W900 W(200-2000 Hz) 99dB/W/m50 - 3000 Hz77 mmAluminiumKapton™21 mm11 mmPaperDie cast aluminiumFerrite1.20 T
THIELE-SMALL PARAMETERS 12B450
Fs
Qms
Qes
Qts
Vas
Mms
Re
Sd
Xmax*
Cms
BL
Le at 1kHz
46.29 Hz9.560.2410.23571.75 Litres60.97 grams5.07 Ohms514.7 cm2± 7.75 mm0.194 mm/N19.31 T.m1.10 mH
Oberton 12L300100.5 db 1W / 1m average sensitivity
64 mm high temperature aluminium voice coil
600 W AES program power
Powerful, ferrite 169 mm magnet structure
Silicone spider
Epoxy anti-corrosion coating of top and back plates of magnet structure
Oberton 12L300 8 Ohm SPECIFICATIONS
Nominal Diameter Impedance Minimum ImpedancePower Capacity AES ¹Program Power ²Sensitivity Frequency RangeVoice Coil Diameter Voice Coil Material Voice Coil FormerV. C. Winding DepthMagnet Gap DepthCone Material Basket Magnet Flux Density
12"/310 inch/mm8 Ohm 6.20 Ohm300 W600 W(200-2000 Hz) 100.5 dB/W/m60 - 5000 Hz64 mmAluminiumKapton™11 mm9 mmPaper Die cast aluminiumFerrite1.35 T
THIELE-SMALL PARAMETERS 12L300
Fs
Qms
Qes
Qts
Vas
Mms
Re
Sd
Xmax*
Cms
BL
Le at 1kHz
53.80 Hz9.980.2610.25479.63 Litres40.65 grams5.35 Ohms514.7 cm2± 3.25 mm0.215 mm/N16.78 T.m0.69 mH
MOUNTING INFORMATION
Overall DiameterBaffle Hole Diameter Mounting HolesBolt Circle DiameterOverall DepthNet Weight
311 mm280 mm8 with dia. 7 mm294 mm144.7 mm6.8 kg
Oberton 12NB40098 db 1W / 1m average sensitivity
77 mm high temperature voice coil
900 W AES program power
Vented neodymium magnet assembly with massive heatsink
Triple aluminium demodulating rings for lower distortion and improved heat dissipation
Silicone spider
Epoxy anti-corrosion coating of top and back plates of magnet structure
Oberton 12NB400 8 Ohm SPECIFICATIONS
Nominal Diameter Impedance Minimum ImpedancePower Capacity AES ¹Program Power ²Sensitivity Frequency RangeVoice Coil Diameter Voice Coil Material Voice Coil FormerV. C. Winding DepthMagnet Gap DepthCone Material Basket Magnet Flux Density
12"/315 inch/mm8 Ohm 6.96 Ohm450 W900 W(200 -2000 Hz) 98 dB/W/m50 - 2000 Hz77 mmAluminiumKapton™15 mm9 mmPaper with glassfiberDie Cast AluminiumNeodymium1.45 T
THIELE-SMALL PARAMETERS 12NB400
Fs
Qms
Qes
Qts
Vas
Mms
Re
Sd
Xmax*
Cms
BL
Le at 1kHz
43.58 Hz10.390.1830.18070.45 litres59.82 grams5.00 Ohms514.7 cm2±5.25 mm0.196 mm/N20.34 T.m0.83 mH
MOUNTING INFORMATION
Overall DiameterBaffle Hole Diameter Mounting HolesBolt Circle DiameterOverall DepthNet Weight
315 mm280 mm8 eliptic 7x8 mm 296 / 298 mm180.3 mm5.00 kg
Oberton 12NB60199 db 1W / 1m average sensitivity
100 mm high temperature sandwich voice coil
1200 W AES program power
Vented neodymium magnet assembly with massive heatsink
Double aluminium demodulating rings for lower distortion and improved heat dissipation
Water protected cone (front)
Epoxy anti-corrosion coating of top and back plates of magnet structure
Oberton 12NB601 8 Ohm SPECIFICATIONS
Nominal Diameter Impedance Minimum ImpedancePower Capacity AES ¹Program Power ²Sensitivity Frequency RangeVoice Coil Diameter Voice Coil Material Voice Coil FormerV. C. Winding DepthMagnet Gap DepthCone Material Basket Magnet Flux Density
12"/315 inch/mm8 Ohm 6.04 Ohm600 W1200 W(200 -2000 Hz) 99 dB/W/m50 – 3000 Hz100 mmAluminiumGlassfiber23 mm11 mmPaper with glassfiberDie Cast AluminiumNeodymium1.30 T
THIELE-SMALL PARAMETERS 12NB601
Fs
Qms
Qes
Qts
Vas
Mms
Re
Sd
Xmax*
Cms
BL
Le at 1kHz
50.47 Hz10.020.3150.30538.71 litres95.03 grams5.48 Ohms514.7 cm2±8.75 mm0.105 mm/N22.91 T.m0.97 mH
MOUNTING INFORMATION
Overall DiameterBaffle Hole Diameter Mounting HolesBolt Circle DiameterOverall DepthNet Weight
315 mm280 mm8 eliptic 7x8 mm 296 / 298 mm180.3 mm7.8 kg