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Speaker - Eminence^® Pro, 8", Delta Pro 8, 225W

Speaker - Eminence® Pro, 8", Delta Pro 8, 225W image 3

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SKU:	P-A-DELTAPRO-8-X
Item ID:	010494

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Ohms

Size

Type

Watts

Special Order Item

Professional Series 8" speaker. High sensitivity midrange driver for pro audio or MI. Truncated cast aluminum heat sink style basket is great for stacking in a line array

Part Numbers
Impedance	Our Part Number	UPC/EAN	Eminence Part Number
8 Ω	P-A-DELTAPRO-8A-8	876358001613	DELTA PRO-8A
16 Ω	P-A-DELTAPRO-8B-16	876358001620	DELTA PRO-8B

RoHS Compliant

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Specifications, Files, and Documents

Cabinet Design Specifications for 16 Ω (P-A-DELTAPRO-8B-16)

375.26 KB

Cabinet Design Specifications for 8 Ω (P-A-DELTAPRO-8A-8)

377.68 KB

Specification Sheet for 16 Ω (P-A-DELTAPRO-8B-16)

726.64 KB

Specification Sheet for 8 Ω (P-A-DELTAPRO-8A-8)

727.92 KB

Product Measurements by Type (click to expand)

Product Measurements by Type
Baffle Hole Diameter		7.36 in.
Basket Material		Die-cast aluminum basket
Coil Construction		copper voice coil
Coil Former		Polyimide former
Coil Inductance (l_e)	8 Ω version	0.82 mH
Coil Inductance (l_e)	16 Ω version	0.9 mH
Cone Composition		Paper cone
Cone Edge Composition		Cloth cone edge
Core Details	8 Ω version	Vented and extended core
Core Details	16 Ω version	Vented core
D.C. Resistance (R_e)	8 Ω version	5.4 Ω
D.C. Resistance (R_e)	16 Ω version	10.5 Ω
Depth		3.75 in.
Driver Volume Displaced		1.04 liters
Dust Cap Composition		Solid composition paper dust cap
Efficiency Bandwidth Product (ebp)	8 Ω version	307
Efficiency Bandwidth Product (ebp)	16 Ω version	260
Electrical Q Factor (Q_es)	8 Ω version	0.22
Electrical Q Factor (Q_es)	16 Ω version	0.27
Equivalent Acoustic Volume (V_AS)	8 Ω version	18.32 liters
Equivalent Acoustic Volume (V_AS)	16 Ω version	18.28 liters
Flat to Flat Diameter		8.02 in.
Force Factor (BxL)	8 Ω version	14.1 Wb/m
Force Factor (BxL)	16 Ω version	17.6 Wb/m
Front Sealing Gasket		Yes
Gap Height		7.9 mm
Linear Displacement, maximum (X_MAX)		3 mm
Magnet Composition		Ferrite
Magnet Weight		59 oz.
Major Diameter		237.7 mm
Mechanical Compliance (C_MS)	8 Ω version	0.28 mm/N
Mechanical Compliance (C_MS)	16 Ω version	0.27 mm/N
Mechanical Limit, maximum (X_LIM)		7 mm
Mechanical Moving Mass (M_MS)	8 Ω version	19 g
Mechanical Moving Mass (M_MS)	16 Ω version	18 g
Mechanical Q Factor (Q_MS)	8 Ω version	6.43
Mechanical Q Factor (Q_MS)	16 Ω version	7.47
Mounting Hole Bolt Circle Diameter		218.4 mm
Mounting Hole Diameter		7.1 mm
Nominal Basket Diameter		8 in.
Nominal Impedance	8 Ω version	8 Ω
Nominal Impedance	16 Ω version	16 Ω
Peak Diaphragm Displacement Volume (v_d)		66 cm³
Power Rating		225 W
Program Power Rating		450 W
Rear Sealing Gasket		Yes
Recommended Enclosure Volume, sealed	8 Ω version	8 liters - 16 liters
Recommended Enclosure Volume, sealed	16 Ω version	8 liters - 14 liters
Recommended Enclosure Volume, vented	8 Ω version	10 liters - 16 liters
Recommended Enclosure Volume, vented	16 Ω version	8 liters - 16 liters
Resonance	8 Ω version	69 Hz
Resonance	16 Ω version	71 Hz
Resonance Frequency (ƒ_S)	8 Ω version	69 Hz
Resonance Frequency (ƒ_S)	16 Ω version	71 Hz
Sensitivity	8 Ω version	97.8 dB
Sensitivity	16 Ω version	99 dB
Surface Area Of Cone (sd)	8 Ω version	218.2 cm²
Surface Area Of Cone (sd)	16 Ω version	218.9 cm²
Total Q Factor (Q_TS)	8 Ω version	0.22
Total Q Factor (Q_TS)	16 Ω version	0.27
Usable Frequency Range	8 Ω version	100 Hz - 3 kHz
Usable Frequency Range	16 Ω version	100 Hz - 5 kHz
Voice Coil Diameter		2 in.

Packaging Information
Packaging Dimensions		9.25 in. × 9.25 in. × 4.125 in.
Weight (Packaging)		11 lbs.

Product Measurements by Item (click to expand)

Product Measurements by Item
P-A-DELTAPRO-8A-8 - 8 Ω version	Baffle Hole Diameter	7.36 in.
	Basket Material	Die-cast aluminum basket
	Coil Construction	copper voice coil
	Coil Former	Polyimide former
	Coil Inductance (l_e)	0.82 mH
	Cone Composition	Paper cone
	Cone Edge Composition	Cloth cone edge
	Core Details	Vented and extended core
	D.C. Resistance (R_e)	5.4 Ω
	Depth	3.75 in.
	Driver Volume Displaced	1.04 liters
	Dust Cap Composition	Solid composition paper dust cap
	Efficiency Bandwidth Product (ebp)	307
	Electrical Q Factor (Q_es)	0.22
	Equivalent Acoustic Volume (V_AS)	18.32 liters
	Flat to Flat Diameter	8.02 in.
	Force Factor (BxL)	14.1 Wb/m
	Front Sealing Gasket	Yes
	Gap Height	7.9 mm
	Linear Displacement, maximum (X_MAX)	3 mm
	Magnet Composition	Ferrite
	Magnet Weight	59 oz.
	Major Diameter	237.7 mm
	Mechanical Compliance (C_MS)	0.28 mm/N
	Mechanical Limit, maximum (X_LIM)	7 mm
	Mechanical Moving Mass (M_MS)	19 g
	Mechanical Q Factor (Q_MS)	6.43
	Mounting Hole Bolt Circle Diameter	218.4 mm
	Mounting Hole Diameter	7.1 mm
	Nominal Basket Diameter	8 in.
	Nominal Impedance	8 Ω
	Peak Diaphragm Displacement Volume (v_d)	66 cm³
	Power Rating	225 W
	Program Power Rating	450 W
	Rear Sealing Gasket	Yes
	Recommended Enclosure Volume, sealed	8 liters - 16 liters
	Recommended Enclosure Volume, vented	10 liters - 16 liters
	Resonance	69 Hz
	Resonance Frequency (ƒ_S)	69 Hz
	Sensitivity	97.8 dB
	Surface Area Of Cone (sd)	218.2 cm²
	Total Q Factor (Q_TS)	0.22
	Usable Frequency Range	100 Hz - 3 kHz
	Voice Coil Diameter	2 in.
P-A-DELTAPRO-8B-16 - 16 Ω version	Baffle Hole Diameter	7.36 in.
	Basket Material	Die-cast aluminum basket
	Coil Construction	copper voice coil
	Coil Former	Polyimide former
	Coil Inductance (l_e)	0.9 mH
	Cone Composition	Paper cone
	Cone Edge Composition	Cloth cone edge
	Core Details	Vented core
	D.C. Resistance (R_e)	10.5 Ω
	Depth	3.75 in.
	Driver Volume Displaced	1.04 liters
	Dust Cap Composition	Solid composition paper dust cap
	Efficiency Bandwidth Product (ebp)	260
	Electrical Q Factor (Q_es)	0.27
	Equivalent Acoustic Volume (V_AS)	18.28 liters
	Flat to Flat Diameter	8.02 in.
	Force Factor (BxL)	17.6 Wb/m
	Front Sealing Gasket	Yes
	Gap Height	7.9 mm
	Linear Displacement, maximum (X_MAX)	3 mm
	Magnet Composition	Ferrite
	Magnet Weight	59 oz.
	Major Diameter	237.7 mm
	Mechanical Compliance (C_MS)	0.27 mm/N
	Mechanical Limit, maximum (X_LIM)	7 mm
	Mechanical Moving Mass (M_MS)	18 g
	Mechanical Q Factor (Q_MS)	7.47
	Mounting Hole Bolt Circle Diameter	218.4 mm
	Mounting Hole Diameter	7.1 mm
	Nominal Basket Diameter	8 in.
	Nominal Impedance	16 Ω
	Peak Diaphragm Displacement Volume (v_d)	66 cm³
	Power Rating	225 W
	Program Power Rating	450 W
	Rear Sealing Gasket	Yes
	Recommended Enclosure Volume, sealed	8 liters - 14 liters
	Recommended Enclosure Volume, vented	8 liters - 16 liters
	Resonance	71 Hz
	Resonance Frequency (ƒ_S)	71 Hz
	Sensitivity	99 dB
	Surface Area Of Cone (sd)	218.9 cm²
	Total Q Factor (Q_TS)	0.27
	Usable Frequency Range	100 Hz - 5 kHz
	Voice Coil Diameter	2 in.