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				 Re: Внимание Beyma SCK-65 
 
			
			BEYMA SCK65 - 6.5" COMPLETE CAR AUDIO COMPONENT SPEAKER SYSTEMFeatures:
 o	Component speaker system includes (2) speakers, (2) tweeters, (2) crossovers, (2) sets of mounting hardware
 o	Complete component car audio speaker system
 o	Good power handling (80 w RMS / 160 w maximum)
 o	Extended frequency range (50-20000 Hz)
 o	Excellent sensitivity (92 dB)
 o	Glass fibre woofer cone
 o	Fabric tweeter diaphragm
 Woofer Specifications:
 o	Peak RMS Per Pair: 160 Watt
 o	Peak RMS Each: 80 Watt
 o	Peak Power Per Pair: 320 Watt
 o	Peak Power Each: 160 Watt
 o	Nominal diameter: 165 mm. / 6.5 in.
 o	Nominal impedance: 4 ohms
 o	Sensitivity: 90 dB / 1w @ 1m
 o	Frequency range: 50 - 6000 Hz
 o	Resonant frequency, fs: 56 Hz
 o	D.C. voice coil resistance, Re: 3.6 ohms.
 o	Mechanical quality factor, Qms: 2.26
 o	Electrical quality factor, Qes: 0.98
 o	Total quality factor, Qts: 0.68
 o	Equivalent air volume to Cms, Vas: 13.2 l
 o	Efficiency, ?o (%): 0.2
 o	Effective surface area, Sd: 130 cm2
 o	Xmax: 3 mm
 Tweeter Specifications:
 o	Nominal diameter: 25 mm. / 1 in.
 o	Nominal impedance: 4 ohms
 o	Power handling / maximum: 20 W RMS / 40 W
 o	Sensitivity: 92 dB 1w @ 1m
 o	Frequency range: 2 - 20 kHz
 Filter Specifications:
 o	Power handling: 120 W RMS
 o	Crossover frequency: 3.2 kHz
 o	Attenuation slope: 12 dB/oct.
 Mounting Information:
 o	Woofer baffle cutout diameter: 147 mm. / 5.79 in.
 o	Woofer mounting depth: 66 mm. / 2.60 in.
 o	Tweeter baffle cutout diameter: 46.5 mm. / 1.83 in.
 o	Tweeter mounting depth: 20 mm. / 0.79 in.
 o	Filter external dimensions:
 o	115 x 90 x 39 mm.
 o	4.5 x 3.5 x 1.5 in.
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