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Eminence Alpha - 8" Speaker 125 W 8 Ohm

Item number: ADHEA8MRA

ALPHA- Series 100W- 200W

Recommended for professional audio and bass guitar applications as a mid-range. Sealed basket makes this
woofer independent of enclosure design.


SPECIFICATION
  • Nominal Basket Diameter 8", 203.2 mm
  • Nominal Impedance 8 ohms
  • Power Rating Watts 125 W / Music Program 250 W
  • Resonance 514 Hz
  • Usable Frequency Range 400 Hz - 4.8 kHz
  • Sensitivity 100.9
  • Magnet Weight 20 oz.
  • Gap Height 0.25", 6.35 mm
  • Voice Coil Diameter 1.5", 38.1 mm

THIELE & Small Parameters
  • Resonant Frequency (fs) 514 Hz
  • DC Resistance (Re) 7.32
  • Coil Inductance (Le) 0.34 mH
  • Mechanical Q (Qms) 4.48
  • Electromagnetic Q (Qes) 2.08
  • Total Q (Qts) 1.42
  • Compliance Equivalent Volume (Vas) 0.8 liters / 0.03 cu.ft.
  • Peak Diaphragm Displacement Volume (Vd) 0cc
  • Mechanical Compliance of Suspension (Cms) 0.01 mm/N
  • BL Product (BL) 8.9 T-M
  • Diaphragm Mass inc. Airload (Mms) 6.9 grams
  • Efficiency Bandwidth Product(EBP) 247
  • Maximum Linear Excursion (Xmax) 1.6 mm
  • Surface Area of Cone (Sd) 205.9 cm²
  • Maximum Mechanical Limit (Xlim) 3.0 mm

MOUNTING Information
  • Recommended Enclosure Volume
  • Sealed N/A
  • Vented N/A
  • Overall Diameter 8.22", 208.8 mm
  • Baffle Hole Diameter 7.19", 182.5 mm
  • Front Sealing Gasket fitted as standard
  • Rear Sealing Gasket fitted as standard
  • Mounting Holes Diameter 0.22", 5.5 mm
  • Mounting Holes B.C.D. 7.75", 196.9 mm
  • Depth 3.25", 83 mm

MATERIALS of Construction
  • Copper voice coil
  • Polyimide former
  • Ferrite magnet
  • Pressed steel basket with closed back
  • Paper Cone
  • Paper cone edge
  • Solid composition paper dust cap

Category: Eminence


61,58 €

including 19% VAT., plus shipping (Paketversand)

Recommended retail price: 85,40 €
(You save 27.89%, that is 23,82 €)
Must be ordered. Ready for shipment in 2 days

Shipping time: 3 - 5 workdays



Description

Empfohlen als Mitteltöner für professionelle Audioanwendungen und Bassgitarre. Dank des geschlossenen Korbs eignet sich dieser Lautsprecher für beliebige Gehäuse.


  • Produktart: Lautsprecher-Chassis
  • Typ: PA
  • nominaler Durchmesser: 8 ", 203,2 mm
  • Schwingspule: 1,5 ", 38,1 mm
  • Gesamtdurchmesser: 208,8 mm
  • Lochkreisdurchmesser: 196,9 mm
  • Ausschnittdurchmesser: 182,5 mm
  • Durchmesser Befestigungslöcher: 5,5 mm
  • Tiefe: 83 mm
  • nominale Impedanz: 8 Ohm
  • nominale Belastbarkeit: 125 W
  • maximale Belastbarkeit: 250 W
  • Empfindlichkeit (1 W / 1 m): 100,9 dB
  • Frequenzgang: 400 - 4800 Hz
  • Material Schwingspule: Kupfer
  • Magnet: Ferrit
  • Magnetspalt-Tiefe: 6,35 mm

Thiele & Small Parameter

  • Fs (Resonanzfrequenz): 514 Hz
  • Re (Gleichstromwiderstand): 7,32 Ohm
  • Qms (Mechanische Güte): 4,48
  • Le (Induktivität der Schwingspule): 0,34 mH
  • Qes (Elektrische Güte): 2,08
  • Qts (Gesamtgüte): 1,42
  • Vas (Ã?quavilentvolumen): 0,8
  • Mms (Bewegte Masse): 6,9 g
  • BL (Kraftfaktor): 8,9 Tesla/meter
  • Xmax (Maximale Auslenkung): 1,6 mm
  • Cms (Nachgiebigkeit der Aufhängung): 0,01 mm/N
  • Sd (Membranfläche): 205,9 cm²
  • Gewicht: 2,31 kg

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