The 8M250 loudspeaker is combining high efficiency and 250W power capacity with use of 51 mm aluminium voice coil. It features aluminium die cast frame, 156 mm magnet structure and curvilinear paper cone. 8M250 is intended for use as a direct radiating or horn loaded midrange speaker.
Shape Non cylindrical
Product type Cone driver
Brand Oberton
Dimensional category 8.5 inch, 9 inch
Front chape Non cylindrical
Magnet type Ferrite
Nominal impedance 8 ohm
Nominal power handling 250 W
Max power handling 500 W
Sensitivity 99.5 dB
Frequency response 90-5000 Hz
Voice coil diameter 2 inch
Total external dimensions 210 mm / 225 mm
Mounting diametre 187 mm
Depth after front 78 mm
Front thickness 12 mm
Diamètre aimant (mm) 155 mm
Weight 4.3 kg
Fs 74.37 Hz
Re 5 ohm
Qes 0.204
Qms 14.01
Qts 0.201
Vas 15.63 L
Xmax 2.75 mm
Mms 16.38 gr
Le 0.42 mH
EBP 365
Shipping weight 4.55 kg