EMINENCE EDP8B Delta- Pro- 8A 8” 225 W 16 Ohm SPEAKER – Alu Basket

DELTA PRO- 8B Series Standard American

Recommended for professional audio in both sealed and vented enclosures. Ideal for full-range, mid/hi, and
monitor wedges.

• Nominal Basket Diameter 8“, 203mm
• Nominal Impedance 16 ohms
• Power Rating Watts 225 W / Music Program 450 W
• Resonance 69 Hz
• Usable Frequency Range 100 Hz - 3.0 kHz
• Sensitivity 97.8
• Magnet Weight 59 oz.
• Gap Height 0.31“, 7.95 mm
• Voice Coil Diameter 2.0“, 50.8 mm 

• Resonant Frequency (fs) 69 Hz
• DC Resistance (Re) 5.4
• Coil Inductance (Le) 0.82 mH
  
• Mechanical Q (Qms) 6.43
• Electromagnetic Q (Qes) 0.20
• Total Q (Qts) 0.22
• Compliance Equivalent Volume (Vas) 18.32 liters / 6.47 cu. ft.
• Peak Diaphragm Displacement Volume (Vd) 65.68 cc
• Mechanical Compliance of Suspension (Cms) 0.35 mm/N
• BL Product (BL) 14.1 T-M
• Diaphragm Mass inc. Airload (Mms) 19.3 grams
• Efficiency Bandwidth Product (EBP) 307
• Maximum Linear Excursion (Xmax) 3.0 mm
• Surface Area of Cone (Sd) 218.2 cm²
• Maximum Mechanical Limit (Xlim) 8.0 mm 

• Recommended Enclosure Volume
  Sealed 8-16 liters / 0.30-0.60 cu. ft.
  Vented 10-16 liters / 0.40-0.60 cu. ft.
• Overall Diameter 8.02“, 203.71mm
• Baffle Hole Diameter 7.36“, 186.94 mm
• Front Sealing Gasket fitted as standard
• Rear Sealing Gasket fitted as standard
• Mounting Holes Diameter 0.28“, 7.11 mm
• Mounting Holes B.C.D. 8.60“, 218.44 mm
• Depth 3.75“, 95.25 mm

• Copper voice coil
• Polyimide former
• Ferrite magnet
• Vented and extended core
• Die-cast aluminum basket
• Paper Cone
• Cloth cone edge
• Solid composition paper dust cap
  

Nom. Diameter     200 mm (8 in)
Overall Diameter     223.75/207.9 mm (8.81/8.19 in)
Bolt Circle Diameter     210 mm (8.27 in)
Baffle Cutout Diameter     183 mm (7.20 in)
Depth     110.7 mm (4.36 in)
Flange and Gasket Thickness     10.7 mm (0.42 in)
Net Weight     2.7 Kg (5.95 lb)
Shipping Box
(Single Carton Box)     246x246x150 mm (9.69x9.69x5.91 in)
Shipping Weight     3.4 Kg (7.50 lb)


Nom. Impedance     8 Ohm     8 Ohm
Minimum Impedance     6.6 Ohm     6.9 Ohm
Nom. Power Handling ***     250 W     30 W
Max Power Handling ****     500 W     60 W
Sensitivity (1W/1m) *****     95 dB     107 dB
Frequency Range     75÷4000 Hz     1500÷20000 Hz
Voice Coil Diameter     65 mm (2.50 in)     37 mm (1.46 in)
Winding Material     Al     Al
Former Material     Glass Fiber     Kapton
Winding Depth     12.5 mm (0.49 in)     2.1 mm (0.08 in)
Magnetic Gap Depth     8 mm (0.31 in)     2.6 mm (0.10 in)
Flux Density     1.2 T     1.85 T
Min. Cross. Freq. ******     -     1700 Hz
Dispersion Angle     -     90°
Diaphragm Material     -     Ketone Polymer
Diaphragm Shape     -     Annular


Fs     76 Hz
Re [LF]     5.5 Ohm
Re [HF]     5.5 Ohm
Qes     0.31
Qms     10.5
Qts     0.3
Vas     12.6 dm^3 (0.44 ft^3)
Sd     211 cm^2 (32.71 in^2)
Xmax *     4.92 mm
Xdamage **     10.2 mm
Mms     22 g
Bl     13.7 N/A
Le     0.51 mH
Mmd     20.3 g
Cms     0.2 mm/N
Rms     1 Kg/s
Eta Zero     1.74 %
EBP     245 Hz

Recone kit for FP8PR200

• Nominal Basket Diameter 8“, 203.2 mm
• Nominal Impedance 8 ohms
• Power Rating Watts 125 W / Music Program 250 W
• Resonance 73 Hz
• Usable Frequency Range 58 Hz - 5 kHz
• Sensitivity 94
• Magnet Weight 20 oz.
• Gap Height 0.25“, 6.35 mm
• Voice Coil Diameter 1.5“, 38.1 mm

• Resonant Frequency (fs) 73 Hz
• DC Resistance (Re) 5.3
• Coil Inductance (Le) 0.44 mH
• Mechanical Q (Qms) 4.6
• Electromagnetic Q (Qes) 0.68
• Total Q (Qts) 0.59
• Compliance Equivalent Volume (Vas) 17.7 liters / 0.6 cu. ft.
• Peak Diaphragm Displacement Volume (Vd) 67 cc
• Mechanical Compliance of Suspension (Cms) 0.28 mm/N
• BL Product (BL) 7.8 T-M
• Diaphragm Mass inc. Airload (Mms) 17 grams
• Efficiency Bandwidth Product (EBP) 107
• Maximum Linear Excursion (Xmax) 3.2 mm
• Surface Area of Cone (Sd) 210.0 cm²
• Maximum Mechanical Limit (Xlim) 7.1 mm

• Recommended Enclosure Volume Sealed 5-7 liters / 0.18-0.25 cu. ft. Vented 16.7-25.5 liters / 0.59-0.90 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 3.25“, 83 mm

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

• 93 dB sensitivity 1 W / 1 m
• 200 W + 80 W Power Handling
• 2" + 1.75" Sandwich Voice Coil
• Single Point Source providig coherent Wave Front
• 90° conical Dispersion
• Optimal for compact 2- or 3-way Systems

Nominal Specifications

• Nominal Diameter 8“, 200 mm
• Overall Diameter 8.81/8.18“, 223.7/207.9 mm
• Bolt Circle Diameter 8.27“, 210 mm
• Baffle Cutout Diameter 7.20“, 183 mm
• Depth 3.88“, 98.5 mm
• Flange and Gasket Thickness 0.43“, 10.8 mm

• Minimum Impedance 6.4 Ohm
• Nominal Impedance 8 Ohm
• Nominal Power Handling*** 200 W
• Maximum Power Handling**** 400 W
• Sensitivity (1W/1m) 97 dB
• Frequency Range 80 - 6300 Hz
• Voice Coil Diameter 2“, 52 mm
• Winding Material Aluminium
• Former Material Glass Fiber
• Winding Depth 0.39“, 9.8 mm
• Magnetic Gap Depth 0.31“, 8 mm
• Flux Density 1.3 T

• Resonant Frequency (fs) 90 Hz
• DC Resistance (Re) 5.3 Ohm
• BL Product (BL) 13 N/A
• Diaphragm Mass inc. Airload (Mms) 23 grams
• Mechanical Compliance of Suspension (Cms) 0.14 mm/N
• Rms 1.53 Kg/s
• Electromagnetic Q (Qes) 0.41
• Mechanical Q (Qms) 8.5
• Total Q (Qts) 0.39
• Compliance Equivalent Volume (Vas) 0.29 ft³, 8.26 dm³
• Surface Area of Cone (Sd) 32.09“², 207 cm²
• Maximum Linear Excursion (Xmax)* 3.57 mm
• Xdamage** 10.65 mm
• Coil Inductance (Le) 0.41 mH
• Diaphragm mass (Mmd) 21.2 g
• Eta Zero 1.44 %

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