Głośnik niskotonowy 15" Eminence GAMMA-15A


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Głośnik niskotonowy 15" Eminence GAMMA-15A

Nominal Basket Diameter 15", 381mm
Nominal Impedance* 8 ohms
Power Rating**
Watts 300W
Music Program 600W
Resonance 33Hz
Usable Frequency Range 48Hz - 3.3kHz
Sensitivity*** 98.6dB
Magnet Weight 59 oz.
Gap Height 0.31", 7.92mm
Voice Coil Diameter 2", 50.8mm
Thiele & Small Parameters
Resonant Frequency (fs) 33Hz
DC Resistance (Re) 5.98
Coil Inductance (Le) 1.73mH
Mechanical Q (Qms) 5.13
Electromagnetic Q (Qes) 0.32
Total Q (Qts) 0.3
Compliance Equivalent Volume (Vas) 314.1 liters / 11.1 cu.ft.
Peak Diaphragm Displacement Volume (Vd) 257cc
Mechanical Compliance of Suspension (Cms) 0.31mm/N
BL Product (BL) 17.2 T-M
Diaphragm Mass Inc. Airload (MMs) 78 grams
Efficiency Bandwidth Product (EBP) 103
Maximum Linear Excursion (Xmax) 3mm
Surface Area of Cone (Sd) 856.3 cm2
Maximum Mechanical Limit (Xlim) 11.8mm
Mounting Information
Recommended Enclosure Volume
Sealed N/a
Vented 40-136 liters / 1.4-4.8 cu.ft.
Driver Volume Displaced 220.8 cu.in. / 3.62 liters
Overall Diameter 15.15", 384.8mm
Baffle Hole Diameter 13.77", 349.6mm
Front Sealing Gasket Fitted as standard
Rear Sealing Gasket Fitted as standard
Mounting Holes Diameter 0.25", 6.4mm
Mounting Holes B.C.D. 14.56", 369.9mm
Depth 5.94", 151mm
Net Weight 11.8 lbs, 5.4 kg
Shipping Weight 14.1 lbs, 6.4 kgs
Materials of Construction
Coil Construction Aluminum voice coil
Coil Former Polyimide former
Magnet Composition Ferrite magnet
Core Details Vented core
Basket Materials Pressed steel basket
Cone Composition Paper Cone
Cone Edge Composition Cloth cone edge
Dust Cap Composition Solid composition paper dust cap

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