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Eminence Beta - 8" Speaker 225 W 8 Ohm

Item number: ADHEB8A

BETA Series 225W- 350W

Recommended for professional audio mid-bass applications or as a woofer in vented enclosures. Also suitable
as a mid-bass speaker in sealed enclosures.


SPECIFICATION
  • Nominal Basket Diameter 8", 203.2 mm
  • Nominal Impedance 8 ohms
  • Power Rating Watts 225 W / Music Program 450 W
  • Resonance 65 Hz
  • Usable Frequency Range 78 Hz - 4.5 kHz
  • Sensitivity 95.1
  • Magnet Weight 34 oz.
  • Gap Height 0.312", 7.92 mm
  • Voice Coil Diameter 2", 50.8 mm

THIELE & Small Parameters
  • Resonant Frequency (fs) 65 Hz
  • DC Resistance (Re) 5.99
  • Coil Inductance (Le) 0.49 mH
  • Mechanical Q (Qms) 4.95
  • Electromagnetic Q (Qes) 0.42
  • Total Q (Qts) 0.38
  • Compliance Equivalent Volume (Vas) 23.3 liters / 0.82 cu. ft.
  • Peak Diaphragm Displacement Volume (Vd) 63 cc
  • Mechanical Compliance of Suspension (Cms) 0.37 mm/N
  • BL Product (BL) 9.6 T-M
  • Diaphragm Mass inc. Airload (Mms) 16 grams
  • Efficiency Bandwidth Product (EBP) 156
  • Maximum Linear Excursion (Xmax) 3.0 mm
  • Surface Area of Cone (Sd) 210.0 cm²
  • Maximum Mechanical Limit (Xlim) 7.4 mm

MOUNTING Information
  • Recommended Enclosure Volume
    Sealed 5.7-9.9 liters/0.2-0.35 cu.ft.
    Vented 8.5-19 liters/0.3-0.67 cu.ft.
  • Overall Diameter 8.24", 209.2 mm
  • Baffle Hole Diameter 7.13", 181 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 3.5", 89 mm

MATERIALS of Construction
  • Aluminum voice coil
  • Polyimide former
  • Ferrite magnet
  • Vented core
  • Pressed steel basket
  • Paper Cone
  • Cloth cone edge
  • Solid composition pape dust cap

Category: Eminence


72,99 €

including 19% VAT., plus shipping (Paketversand)

Recommended retail price: 99,80 €
(You save 26.86%, that is 26,81 €)
Must be ordered. Ready for shipment in 2 days

Shipping time: 3 - 5 workdays



Description

Empfohlen als Tief-/Mitteltöner oder Tieftöner für professionelle Audioanwendungen (Bassreflex-Gehäuse). Auch als Tief-/Mitteltöner in geschlossenen Gehäusen geeignet.


  • Produktart: Lautsprecher-Chassis
  • Typ: PA
  • nominaler Durchmesser: 8 ", 203,2 mm
  • Schwingspule: 2 ", 50,8 mm
  • Gesamtdurchmesser: 209,2 mm
  • Lochkreisdurchmesser: 196,9 mm
  • Ausschnittdurchmesser: 181 mm
  • Durchmesser Befestigungslöcher: 5,5 mm
  • Tiefe: 89 mm
  • nominale Impedanz: 8 Ohm
  • nominale Belastbarkeit: 225 W
  • maximale Belastbarkeit: 450 W
  • Empfindlichkeit (1 W / 1 m): 95,1 dB
  • Frequenzgang: 78 - 4500 Hz
  • Material Schwingspule: Aluminium
  • Magnet: Ferrit
  • Magnetspalt-Tiefe: 7,92 mm

Thiele & Small Parameter

  • Fs (Resonanzfrequenz): 65 Hz
  • Re (Gleichstromwiderstand): 5,99 Ohm
  • Qms (Mechanische Güte): 4,95
  • Le (Induktivität der Schwingspule): 0,49 mH
  • Qes (Elektrische Güte): 0,42
  • Qts (Gesamtgüte): 0,38
  • Vas (Ã?quavilentvolumen): 23,3
  • Mms (Bewegte Masse): 16 g
  • BL (Kraftfaktor): 9,6 Tesla/meter
  • Xmax (Maximale Auslenkung): 3 mm
  • Cms (Nachgiebigkeit der Aufhängung): 0,37 mm/N
  • Sd (Membranfläche): 210 cm²
  • Gewicht: 3,36 kg

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