Sica 8"- 260W Professional Woofer 8 E 2 CS 8 (Z005120)
ELECTRICAL CHARACTERISTICS
Nominal Impedance........................... 8 Ω
Musical Power ................................. 260 W
Rated Power* .................................. 130 W
Sensitivity @ 1 W, 1 m ....................... 95.9 dB
GENERAL CHARACTERISTICS
Nominal Overall Diameter ................. 209 mm
Nominal Voice Coil Diameter .............. 50 mm
Magnet Weight ............................... 810 g
Flux Density................................... 1.00 T
Weight ......................................... 2.82 Kg
THIELE-SMALL PARAMETERS
Voice Coil DC Resistance ........... RE 5.90 Ω
Resonance Frequency ............... fs 68.0 Hz
Mechanical Q Factor................. QMS 5.92
Electrical Q Factor................... QES 0.34
Total Q Factor........................ QTS 0.32
Mechanical Moving Mass ............ MMS 17.6 g
Mechanical Compliance............. CMS 306 μm/N
Force Factor .......................... B×l 11.40 Wb/m
Equivalent Acoustic Volume........ VAS 19.7 lt.
Maximum Linear Displacement .... XMAX +/-1.5 mm
Reference Efficiency ................ η0 1.78 %
Diaphragm Area ...................... SD 213.8 cm2
Losses Electrical Resistance........ RES 101.0 Ω
Voice Coil Inductance @ 1kHz ..... LE 0.75 mH
CONSTRUCTIVE CHARACTERISTICS
Magnet................................. Ferrite
Voice Coil Winding................... Copper
Voice Coil Former.................... Kapton
Cone ................................... Paper
Surround............................... Treated Cloth
Dust Dome ............................ Treated Cloth
Basket ................................. Pressed Sheet Steel
