EMINENCE EB10B Beta-10 10” 250 W 16 Ohm Μεγάφωνο

BETA-10A American Standard Series

Recommended for professional audio, bass guitar, mid-bass or floor monitor applications in sealed enclosures.
Also works well as a mid-bass or woofer in vented enclosures.

• Nominal Basket Diameter 10“, 254 mm
• Nominal Impedance 16 ohms
• Power Rating Watts 250 W / Music Program 500 W
• Resonance 53 Hz
• Usable Frequency Range 51 Hz - 3.8 kHz
• Sensitivity 97
• Magnet Weight 34 oz.
• Gap Height 0.312“, 7.92 mm
• Voice Coil Diameter 2“, 50.8 mm

• Resonant Frequency (fs) 53 Hz
• DC Resistance (Re) 5.75
• Coil Inductance (Le) 0.67 mH
• Mechanical Q (Qms) 8.14
• Electromagnetic Q (Qes) 0.52
• Total Q (Qts) 0.49
• Compliance Equivalent Volume (Vas) 60.1 liters / 2.1 cu. ft.
• Peak Diaphragm Displacement Volume (Vd) 102 cc
• Mechanical Compliance of Suspension (Cms) 0.36 mm/N
• BL Product (BL) 9.6 T-M
• Diaphragm Mass inc. Airload (Mms) 25 grams
• Efficiency Bandwidth Product (EBP) 103
• Maximum Linear Excursion (Xmax) 3.0 mm
• Surface Area of Cone (Sd) 344.9 cm²
• Maximum Mechanical Limit (Xlim) 8.6 mm

• Recommended Enclosure Volume
  Sealed 8.5-14.2 liters/0.3-0.5 cu.ft.
  Vented 19.8-70.8 liters/0.7-2.5 cu.ft.
• Overall Diameter 10.11“, 256.8 mm
• Baffle Hole Diameter 9.13“, 231.8 mm
• Front Sealing Gasket fitted as standard
• Rear Sealing Gasket fitted as standard
• Mounting Holes Diameter 0.23“, 5.7 mm
• Mounting Holes B.C.D. 9.6“, 243.8 mm
• Depth 3.98“, 101 mm

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

Recommended for professional audio mid-bass applications in a small sealed cabinet.

• Nominal Basket Diameter 10“, 254 mm
• Nominal Impedance 8 ohms
• Power Rating Watts 150 W / Music Program 300 W
• Resonance 50 Hz
• Usable Frequency Range 57 Hz - 4.5 kHz
• Sensitivity 95.6
• Magnet Weight 20 oz.
• Gap Height 0.25“, 6.35 mm
• Voice Coil Diameter 1.5“, 38.1 mm

• Resonant Frequency (fs) 50 Hz
• DC Resistance (Re) 5.31
• Coil Inductance (Le) 0.66 mH
• Mechanical Q (Qms) 5.21
• Electromagnetic Q (Qes) 0.66
• Total Q (Qts) 0.59
• Compliance Equivalent Volume (Vas) 82.2 liters / 2.9 cu. ft.
• Peak Diaphragm Displacement Volume (Vd) 114 cc
• Mechanical Compliance of Suspension (Cms) 0.46 mm/N
• BL Product (BL) 7.5 T-M
• Diaphragm Mass inc. Airload (Mms) 22 grams
• Efficiency Bandwidth Product (EBP) 76
• Maximum Linear Excursion (Xmax) 3.2 mm
• Surface Area of Cone (Sd) 355.4 cm2
• Maximum Mechanical Limit (Xlim) 9.1 mm

• Recommended Enclosure Volume
  Sealed 8.5-11.3 liters/0.3-0.4 cu.ft.
  Vented 28.3-53.8 liters/1.0-1.9 cu.ft.
• Overall Diameter 10.11“, 256.8 mm
• Baffle Hole Diameter 9.13“, 231.8 mm
• Front Sealing Gasket fitted as standard
• Rear Sealing Gasket fitted as standard
• Mounting Holes Diameter 0.23“, 5.7 mm
• Mounting Holes B.C.D. 9.6“, 243.8 mm
• Depth 3.90“, 99 mm

• Copper voice coil
• Polyimide former
• Ferrite magnet
• Vented and extended core
• Pressed steel basket
• Paper Cone
• Cloth cone edge
• Solid composition paper dust cap

Nominal Diameter     250 mm (10 in)
Overall Diameter     261 mm (10.28 in)
Bolt Circle Diameter     246 mm (9.69 in)
Baffle Cutout Diameter     232 mm (9.13 in)
Depth     141.3 mm (5.56 in)
Flange and Gasket Thickness     12.5 mm (0.49 in)
Net Weight     3.4 Kg (7.5 lb)
Shipping Box
(Single Carton Box)     305x305x185 mm (12x12x7.28 in)
Shipping Weight     4 Kg (8.8 lb)


Nominal Impedance     8 Ohm
Minimum Impedance     6.4 Ohm
Nominal Power Handling ***     500 W
Maximum Power Handling ****     1000 W
Sensitivity (1W/1m)     96 dB
Frequency Range     60÷4000 Hz
Voice Coil Diameter     77 mm (3 in)
Winding Material     Al
Former Material     Glass Fiber
Winding Depth     18 mm (0.71 in)
Magnetic Gap Depth     10.5 mm (0.41 in)
Flux Density     1.2 T


Fs     60 Hz
Re     5.1 Ohm
Qes     0.28
Qms     3.28
Qts     0.26
Vas     21.6 dm^3 (0.76 ft^3)
Sd     319 cm^2 (49.4 in^2)
Xmax *     7.25 mm
Xdamage **     12.5 mm
Mms     47 g
Bl     17.9 N/A
Le     0.85 mH
Mmd     44.8 g
Cms     0.15 mm/N
Rms     5.4 Kg/s
Eta Zero     1.6 %
EBP     214 Hz

Μεγάφωνο woofer νεοδυμίου 10ʼʼ, 300W, 96dΒ,
2.9kg