Le Oberton 10M250 , 8 ohms , prix moyen 120 euros . Manque juste un peu de db !!!
OBERTON 10M250 DETAILS :
Impedance 8 Ohm
Minimum Impedance 7.17 Ohm
Power Capacity AES ¹ 250 W
Program Power ² 500 W
Sensitivity (500-5000 Hz) 97 dB/W/m
Frequency Range 70 - 5000 Hz
Voice Coil Diameter 64 mm
Voice Coil Material Aluminium
Voice Coil Former Kapton™
Voice Coil Winding Depth 10 mm
Magnet Gap Depth 9 mm
Cone Material Paper
Basket Die cast aluminium
Magnet Ferrite
Flux Density 1.40 T
Thiele-Small Parameters:
Resonance Frequency 76.65 Hz
Mechanical Efficiency Factor (Qms) 14.62
Electrical Efficiency Factor (Qes) 0.285
Total Q (Qts) 0.280
Equivalent Air Volume (Vas ) 23.05 Litres
Diaphragm mass ind. airload (Mms) 26.82 grams
Voice Coil Resistance Re 6.09 Ohms
Effective Diagram Area (Sd) 317.3 cm2
Peak Linear Displacement of Diaphragm (Xmax)* 2.75 mm
Mechanical Compliance of Suspension (Cms) 0.161 mm/N
BL Product (BL) 16.61 T.m
V.C. Inductance at 1 kHz (Le) 0.60 mH
STONER - DOOM - SLUDGE