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LF Speaker Ferrite

W1812511

Key Features

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Description




MODEL TYPE
W1812511 SUB-WOOFER
GENERAL SPECIFICATIONS
Nominal Diameter 465/18 mm/inch  
Rated impedance 8 ohm
Power handing capacity 1200 watts
Sensitivity 96 dB/1w/1m
Frequency Range Fs-1800 Hz
Voice Coil Diameter 125/5 mm/inch
Voice Coil Material copper  
Number of layer 2  
Kind of layer outside/inside  
THIELE-SMALL PARAMETERS
Resonance frequency Fs 39 Hz 
Dc resistance Re 5.3 ohm
Mechanical factor Qms 8.204  
Electrical factor Qes 0.426  
Total factor Qts 0.405  
BL factor BL 28 T.M
Effective Moving mass Mms 243.7 g
Effective Cas air load Vas 127.89 liters
Effective piston area Sd 0.1164 m^2
MOUNTING INFORMATION
Overall Diameter Φ471/Φ18.54 mm/inch  
Bolt Circle Diameter Φ452.5/Φ17.81 mm/inch 
Bolt Hole Diameter 8-Φ8.7/8-Φ0.34 mm/inch
Mount Baffle Cut-out Φ412/16.22 mm/inch
Depth 202/7.953 mm/inch
SHIPPING INFORMATION
Net Weight 20 kg  
Shipping Weight 21.5 kg
Package Size 500X500X240/1PCS mm 

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