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flagProduct From India  
new | 4.4SM 4 inches/20W Auxiliary Peak Subwoofer - Black 4 Inch Subwoofer Speaker 4 ohm 20-Watt HiFi Woofer Deep Bass for Home Theater (Pack of 1)
Brand : Generic
new | 4.4SM 4 inches/20W Auxiliary Peak Subwoofer - Black 4 Inch Subwoofer Speaker 4 ohm 20-Watt HiFi Woofer Deep Bass for Home Theater (Pack of 1)
Brand : Generic
Product Specifications
Conditionnew
AsinB0BGC5P3CS
CategoryElectronics
SubcategorySubwoofers
LeafcategorySPEAKERS
MPNAP TRADERS - 7210460630
ColorBlack
OriginIndia
BrandnameGeneric
Weight5
Display Size4 inches
Product Details
Driver has 2 functions. Either can be used as pure subwoofer or as Mid-Range/Voice/home theatre satellites. Depends on amplifier tuning and input. Manufacturer delivered. Heavy Magnet of 72X15mm. Tough Screw slots, Chassis made of 0.4mm Metal grade, competitive products have 0.2mm Metal Grade Chassis only. Voice Coil Suspension vibrates inside 3.5mm Thick Bore plate, Fitting Plate above Magnet
Voice Coil Suspension vibrates inside 3.5mm Thick Bore plate, Fitting Plate above Magnet is 3.5mm again, competitive product will have only 2.5mm Bore and fitting plates. Making Fredo 4" Subwoofer weight 500 grams without packaging.
Voice coil cylinder diameter is 25mm giving us liberty to wind 4 Layer copper coil. Competitive product will have only 812 Thou (20.6 mm) Voice coil Diameter on which only 2 Layer copper coil can be wound.
Copper coil on Kapton Paper with metallic tags. Rubber cone with Rubber outer ring. Individual Subwoofe packed in foam and sealed box.
Recommended Uses For ProductHome Theater
What's Inside The Box ?
only Speaker as shhown in the image
Product Ranking
#101 in Subwoofers
#382302 in Electronics
Product Description
About this item Heavy Magnet (72mm X 15mm).Make It Very Powerful. Heavy Copper 4 Layer 1 inch voice coil. Create Super Pleasant Boom Bass & creates vibrations from audio systems. POWER -20 Watt, Ohm-4 suitable for Home Theater (DIY) T/S Parameters Nominal Impedance = 4 Ohms Res. Frequency = 50Hz. Sensitivity (2.83V/1m) = 89db. DC Resistance = 3.8 Ohms. Q mechanical = 3.51 Q electrical = 0.81 Q total = 0.65 VAS = 4.59 Liters Motor Strength BL = 7.11 Tesla-Meter. Mechanical Parameters Voice Coil Diameter = 25mm (1 inch) Voice Coil Layers = 4 Layers. Chassis = Stamped CR steel, later Zinc coated. Mechanical compliance of suspension, Cms = 0.73mm/N Surface area of cone = 75 sq. cm, excluding voice coil hole. Voice coil Inductance, Le = 0.9 millihenry.
Product Description
About this item Heavy Magnet (72mm X 15mm).Make It Very Powerful. Heavy Copper 4 Layer 1 inch voice coil. Create Super Pleasant Boom Bass & creates vibrations from audio systems. POWER -20 Watt, Ohm-4 suitable for Home Theater (DIY) T/S Parameters Nominal Impedance = 4 Ohms Res. Frequency = 50Hz. Sensitivity (2.83V/1m) = 89db. DC Resistance = 3.8 Ohms. Q mechanical = 3.51 Q electrical = 0.81 Q total = 0.65 VAS = 4.59 Liters Motor Strength BL = 7.11 Tesla-Meter. Mechanical Parameters Voice Coil Diameter = 25mm (1 inch) Voice Coil Layers = 4 Layers. Chassis = Stamped CR steel, later Zinc coated. Mechanical compliance of suspension, Cms = 0.73mm/N Surface area of cone = 75 sq. cm, excluding voice coil hole. Voice coil Inductance, Le = 0.9 millihenry.