15NMB500 loudspeaker combining good linearity and efficiency with high power handling capabilities, with use of 77 mm aluminium voice coil and double silicone spider. It features aluminium die cast frame with integrated triple demodulating rings and vented neodymium magnet structure. The massive heatsink improve the cooling of the magnet structure, which reduce power compression. 15NMB500 is suitable for application in a wide variety of enclosure types and particularly as LF driver in 2- or 3- way boxes.
Shape Cylindrical
Product type Cone driver
Brand Oberton
Dimensional category 15.5 inch
Front chape Cylindrical
Magnet type Neodymium
Nominal impedance 8 ohm
Nominal power handling 500 W
Max power handling 1000 W
Sensitivity 100.5 dB
Frequency response 45-3500 Hz
Voice coil diameter 3 inch
External diametre 388 mm
Mounting diametre 354 mm
Depth after front 181.6 mm
Front thickness 15.7 mm
Diamètre aimant (mm) 180 mm
Weight 5.4 kg
Fs 44.74 Hz
Re 5.1 ohm
Qes 0.298
Qms 12.4
Qts 0.292
Vas 127.95 L
Xmax 7.75 mm
Mms 95.03 gr
Le 0.86 mH
EBP 150
Shipping weight 5.4 kg