EMINENCE EDL22510A Deltalite II 2510 – 10″ Speaker 250 W 8 Ohms

DELTALITE® II 2510 Neodymium

Recommended for professional audio as a mid/hi or full-range and monitor; also for bass guitar. Works well in
sealed or vented enclosures.

• Nominal Basket Diameter 10“, 254 mm
• Nominal Impedance 8 ohms
• Power Rating Watts 250 W / Music Program 500 W
• Resonance 53 Hz
• Usable Frequency Range 60 Hz - 4 kHz
• Sensitivity 97.3
• Magnet Weight 7 oz
• Gap Height 0.275“, 7 mm
• Voice Coil Diameter 2.5“, 63.5 mm

• Resonant Frequency (fs) 53 Hz
• DC Resistance (Re) 5.06
• Coil Inductance (Le) 0.40 mH
• Mechanical Q (Qms) 5.76
• Electromagnetic Q (Qes) 0.45
• Total Q (Qts) 0.42
• Compliance Equivalent Volume (Vas) 52.5 liters / 1.9 cu. ft.
• Peak Diaphragm Displacement Volume 147cc
• Mechanical Compliance of Suspension (Cms) 0.30 mm/N
• BL Product (BL) 10.6 T-M
• Diaphragm Mass inc. Airload (Mms) 31 grams
• Efficiency Bandwidth Product (EBP) 117
• Maximum Linear Excursion (Xmax) 4.2 mm
• Surface Area of Cone (Sd) 350.1 cm²
• Maximum Mechanical Limit (Xlim) 8.0 mm

• Recommended Enclosure Volume
  Sealed 12.7-17 liters/0.45-0.6 cu. ft.
  Vented 17-39.6 liters/0.6-1.4 cu. ft.
• Overall Diameter 10.25“,260.4 mm
• Baffle Hole Diameter 9.15“, 232.4 mm
• Front Sealing Gasket fitted as standard
• Rear Sealing Gasket fitted as standard
• Mounting Holes Diameter 0.28“, 7 mm
• Mounting Holes B.C.D. 9.73“, 247.1 mm
• Depth 4.9“, 123.8 mm

• Aluminum voice coil
• Polyimide former
• Neodymium magnet
• Vented core
• Die-cast aluminum basket/ heatsink
• Paper Cone
• Cloth cone edge
• Solid composition paper dust cap

• 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 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

Nominal Specifications

    Nominal Diameter 10“, 250 mm
    Overall Diameter 10.28“, 261 mm
    Bolt Circle Diameter 9.69“, 246 mm
    Baffle Cutout Diameter 9.06“, 230 mm
    Depth 5.56“, 141.3 mm
    Flange and Gasket Thickness 0.49“, 12.5 mm


Electrical Specifications

    Minimum Impedance 7.3 Ohm
    Nominal Impedance 8 Ohm
    Nominal Power Handling*** 700 W
    Maximum Power Handling**** 1,400 W
    Sensitivity (1W/1m) 96 dB
    Frequency Range 60 - 4000 Hz
    Voice Coil Diameter 4“, 100 mm
    Winding Material Aluminium
    Former Material Glass Fiber
    Winding Depth 0.87“, 22 mm
    Magnetic Gap Depth 0.47“, 12 mm
    Flux Density 1.3 T


THIELE & SMALL Parameters

    Resonant Frequency (fs) 60 Hz
    DC Resistance (Re) 5.5 Ohm
    BL Product (BL) 25.7 N/A
    Diaphragm Mass inc. Airload (Mms) 72.5 grams
    Mechanical Compliance of Suspension (Cms) 0.096 mm/N
    Rms 4.58 Kg/s
    Electromagnetic Q (Qes) 0.22
    Mechanical Q (Qms) 6.01
    Total Q (Qts) 0.23
    Compliance Equivalent Volume (Vas) 0.55 ft³, 15.65 dm³
    Surface Area of Cone (Sd) 52.5“², 339 cm²
    Maximum Linear Excursion (Xmax)* 9 mm
    Xdamage** 12.5 mm
    Coil Inductance (Le) 0.85 mH
    Diaphragm mass (Mmd) 69 g
    Eta Zero 1.46 %

Notes

    *Xmax = [(winding depth - magnetic gap depth) / 2] + (magnetic gap depth / 3)
    **Maximum excursion before permanent damage
    ***2 Hours Test According to AES 2-1984 Rev. 2003
    ****Maximum power is defined as 3dB greater than nominal power