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Eminence ALPHA-15A 8 Ohm

Produktinformationen "Eminence ALPHA-15A 8 Ohm"

Beschreibung Eminence ALPHA-15A 8 Ohm

ALPHA-15A - empfohlen für professionelle Audio- und Bassgitarrenanwendungen als Tieftöner in geschlossenen oder Bassreflex-Gehäusen.


SPECIFICATION ALPHA-15A
Nominal Basket Diameter 15", 381 mm
Nominal Impedance* 8 Ω
Power Rating*
Program Power

400 W

Watts 200 W
Resonance 41 Hz
Usable Frequency Range 46 Hz - 3.5 kHz
Sensitivity* 97 dB
Magnet Weight 20 oz.
Gap Height 0.25", 6.4 mm
Voice Coil Diameter 1.5", 38 mm

THIELE & SMALL PARAMETERS ALPHA-15A

Resonant Frequency (fs) 41 Hz
DC Resistance (Re) 5.88 Ω
Coil Inductance (Le) 0.84m H
Mechanical Q (Qms) 7.23
Electromagnetic Q (Qes) 1.53
Total Q (Qts) 1.26
Compliance Equivalent Volume (Vas) 260 liters / 9.18 cu.ft.
Peak Diaphragm Displacement Volume (Vd) 325 cc
Mechanical Compliance of Suspension (Cms) 0.25 mm/N
BL Product (BL) 7.7 T-M
Diaphragm Mass Inc. Airload (MMs) 59 grams
Efficiency Bandwidth Product (EBP) 27
Maximum Linear Excursion (Xmax) 3.8 mm
Surface Area of Cone (Sd) 856.3 cm2
Maximum Mechanical Limit (Xlim) 8.4 mm
MOUNTING INFORMATION ALPHA-15A
Recommended Enclosure Volume
Sealed 71-85 liters / 2.5-3 cu.ft.
Vented 106-177 liters / 3.75-6.25 cu.ft.
Driver Volume Displaced 0.113 cu.ft. / 3.21 liters
Overall Diameter 15.15", 384.8 mm
Baffle Hole Diameter 13.87", 352.3 mm
Front Sealing Gasket Yes
Rear Sealing Gasket Yes
Mounting Holes Diameter 0.25", 6.4mm
Mounting Holes B.C.D. 14.56", 369.8mm
Depth 5.83", 148.1 mm
Net Weight 6.7 lbs, 3.04 kg
Shipping Weight 8.8 lbs, 3.99 kgs
MATERIALS OF CONSTRUCTION ALPHA-15A
Coil Construction Copper voice coil
Coil Former Polyimide former
Magnet Composition Ferrite magnet
Core Details Vented and extended 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-15A


DATENBLATT


Coaxial: NEIN
Größe: 15"
Impedanz: 8 Ohm
Magnet: Ferrit
Qts: 0,61 - 0,99
Sperrgut: NEIN
X-MAX: 0,1 - 5,0 mm

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