ใครพอรู้ราคาและแหล่งจำหน่ายดอกลำโพงรุ่นนี้นี้บ้างครับ
Specification
Nominal Basket Diameter 8", 203mm
Nominal Impedance* 16 ohms
Power Rating**
Watts 225W
Music Program 450W
Resonance 71Hz
Usable Frequency Range 100Hz - 5kHz
Sensitivity*** 99dB
Magnet Weight 59 oz.
Gap Height 0.31", 7.95mm
Voice Coil Diameter 2", 50.8mm
Thiele & Small Parameters
Resonant Frequency (fs) 71Hz
DC Resistance (Re) 10.5
Coil Inductance (Le) 0.9mH
Mechanical Q (Qms) 7.47
Electromagnetic Q (Qes) 0.27
Total Q (Qts) 0.27
Compliance Equivalent Volume (Vas) 18.28 liters / 0.65 cu.ft.
Peak Diaphragm Displacement Volume (Vd) 66cc
Mechanical Compliance of Suspension (Cms) 0.27mm/N
BL Product (BL) 17.6 T-M
Diaphragm Mass Inc. Airload (MMs) 18 grams
Efficiency Bandwidth Product (EBP) 260
Maximum Linear Excursion (Xmax) 3mm
Surface Area of Cone (Sd) 218.9 cm2
Maximum Mechanical Limit (Xlim) 7mm
Mounting Information
Recommended Enclosure Volume
Sealed 8-14 liters / 0.3-0.5 cu.ft.
Vented 8-16 liters / 0.3-0.6 cu.ft.
Driver Volume Displaced 63.7 cu.in. / 1.04 liters
Overall Diameter 8.02", 203.71mm
Baffle Hole Diameter 7.36", 186.9mm
Front Sealing Gasket Fitted as standard
Rear Sealing Gasket Fitted as standard
Mounting Holes Diameter 0.28", 7.1mm
Mounting Holes B.C.D. 8.6", 218.4mm
Depth 3.75", 95mm
Net Weight 10 lbs, 4.5 kg
Shipping Weight 11 lbs, 4.9 kgs
Materials of Construction
Coil Construction Copper voice coil
Coil Former Polyimide former
Magnet Composition Ferrite magnet
Core Details Vented core
Basket Materials Die-cast aluminum basket
Cone Composition Paper cone
Cone Edge Composition Cloth cone edge
Dust Cap Composition Solid composition paper dust cap