Haut-parleur large bande Sica 8D11.5CS (4 ohm)
[8D11.5CS-4] Avis/Critiques Haut-parleur large bande bicône de 20 cm. Système magnétique bien dimensionné, bonne sensibilité et impédance 4 ohms. Utilisable dans petit satellite d'appoint ou en baffle plan.
GENERAL CHARACTERISTICS
Nominal Overall Diameter 208 mm
Nominal Voice Coil Diameter 38 mm
Magnet Weight 426 g
Flux Density 0.95 T
Weight 1.45 Kg
ELECTRICAL CHARACTERISTICS
Nominal Impedance. 8 Ω
Musical Power 160 W
Rated Power* 80 W
*rated power measured with 2 hours test with pink noise signal, 6 dB crest factor, loudspeaker mounted on enclosure
Sensitivity @ 1 W, 1 m 93.1 dB
THIELE-SMALL PARAMETERS
Voice Coil DC Resistance RE 3.28 Ω
Resonance Frequency fs 65.3 Hz
Mechanical Q Factor QMS 2.93
Electrical Q Factor QES 0.61
Total Q Factor QTS 0.51
Mechanical Moving Mass MMS 16.3 g
Mechanical Compliance CMS 362 μm/N
Force Factor B×l 5.96 Wb/m
Equivalent Acoustic Volume VAS 23.4 lt.
Maximum Linear Displacement XMAX +/-2.5 mm
Reference Efficiency η0 1.01 %
Diaphragm Area SD 213.8 cm2
Losses Electrical Resistance RES 15.5 Ω
Voice Coil Inductance @ 1kHz LE 0.26 mH
CONSTRUCTIVE CHARACTERISTICS
Magnet Ferrite
Voice Coil Winding Copper
Voice Coil Former Kapton
Cone Paper
Surround Treated Cloth
Dust Dome Dual-Cone
Basket Pressed Sheet Steel
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