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Eminence ALPHA 4-4 4 Ohm

Produktinformationen "Eminence ALPHA 4-4 4 Ohm"

Beschreibung Eminence ALPHA 4-4


SPECIFICATION ALPHA 4-4

Nominal Basket Diameter 4", 102 mm
Nominal Impedance* 4 Ω
Power Rating*
Program Power

110 W

Watts 55 W
Resonance 120 Hz
Usable Frequency Range 105 Hz - 10 kHz
Sensitivity* 88 dB
Magnet Weight 10 oz.
Gap Height 0.144", 3.7 mm
Voice Coil Diameter 1", 25 mm
THIELE & SMALL PARAMETERS ALPHA 4-4
Resonant Frequency (fs) 120 Hz
DC Resistance (Re) 3.42 Ω
Coil Inductance (Le) 0.18m H
Mechanical Q (Qms) 6.41
Electromagnetic Q (Qes) 0.7
Total Q (Qts) 0.63
Compliance Equivalent Volume (Vas) 1.76 liters / 0.06 cu.ft.
Peak Diaphragm Displacement Volume (Vd) 15 cc
Mechanical Compliance of Suspension (Cms) 0.38 mm/N
BL Product (BL) 4.12 T-M
Diaphragm Mass Inc. Airload (MMs) 5 grams
Efficiency Bandwidth Product (EBP) 172
Maximum Linear Excursion (Xmax) 2.6 mm
Surface Area of Cone (Sd) 57.7 cm2
Maximum Mechanical Limit (Xlim) 4.5 mm
MOUNTING INFORMATION ALPHA 4-4
Recommended Enclosure Volume
Sealed 1.84-4.53 liters / 0.07-0.16 cu.ft.
Vented 3.96-7.08 liters / 0.14-0.25 cu.ft.
Driver Volume Displaced 0.012 cu.ft. / 0.33 liters
Overall Diameter 4.57", 116.1 mm
Baffle Hole Diameter 3.77", 95.8 mm
Front Sealing Gasket Yes
Rear Sealing Gasket Yes
Mounting Holes Diameter 0.15", 3.8mm
Mounting Holes B.C.D. 4.25", 108mm
Depth 2.31", 58.7 mm
Net Weight 1.5 lbs, 0.68 kg
Shipping Weight 3.3 lbs, 1.5 kgs
MATERIALS OF CONSTRUCTION ALPHA 4-4
Coil Construction Copper voice coil
Coil Former Polyimide former
Magnet Composition Ferrite magnet
Core Details Non-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


Eminence ALPHA 4-4 Breitbandlautsprecher


DATENBLATT


Coaxial: NEIN
Größe: 4"
Impedanz: 4 Ohm
Magnet: Ferrit
Qts: 0,61 - 0,99
Sperrgut: NEIN
X-MAX: 0,1 - 5,0 mm

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