Sale!

Eminence DELTA PRO 12-450 12 inch Woofer

Price: $119.99 $109.99

*Great replacement for the Mackie SRM 450 version 1 speakers.
The Delta Pro 12-450 is a lighter weight version of the Delta Pro 12.
Recommended as a woofer or mid/bass in vented enclosures. Also makes a perfect replacement in many portable PA cabinets.
4 ohm: 450 watts / 45-3800Hz / 2.5″ voice coil
8 ohm: 375 watts / 44-4000Hz / 2.5″ voice coil
Die-cast aluminum basket
Available in 4 or 8 ohms

Clear
SKU: DELTA PRO 12-450 Categories: , ,

Description

Eminence DELTA PRO 12-450 12″ Woofer

*The Delta Pro 12-450A (8 ohm) is a great replacement for the Mackie SRM 450 version 1 speakers. Woofer part # LC12/2001-8. The Delta Pro 12-450 is a lighter weight version of the Delta Pro 12. Recommended as a woofer or mid/bass in vented enclosures. Also makes a perfect replacement in many portable PA cabinets.

Click Here to Download 4 ohm PDF Spec Sheet

Click Here to Download 4 ohm PDF Cabinet Design

Click Here to Download 8 ohm PDF Spec Sheet

Click Here to Download 8 ohm PDF Cabinet Design

4 ohm Specs:

Nominal Basket Diameter 12″, 305 mm

Nominal Impedance* 4 Ω

Power Rating** Watts 450 W

Music Program 900 W

Resonance 45 Hz

Usable Frequency Range 45 Hz- 3.8 kHz

Sensitivity*** 97.4 dB

Magnet Weight 56 oz.

Gap Height 0.313″, 7.9 mm

Voice Coil Diameter 2.5″, 64 mm

Thiele & Small Parameters:

Resonant Frequency (fs) 45 Hz

DC Resistance (Re) 3.65 Ω

Coil Inductance (Le) 0.45m H

Mechanical Q (Qms) 7.97

Electromagnetic Q (Qes) 0.41

Total Q (Qts) 0.39

Compliance Equivalent Volume (Vas) 137.73 liters / 4.86 cu.ft.

Peak Diaphragm Displacement Volume (Vd) 271.5 cc

Mechanical Compliance of Suspension (Cms) 0.35 mm/N

BL Product (BL) 9.51 T-M Diaphragm Mass Inc.

Airload (MMs) 36 grams

Efficiency Bandwidth Product (EBP) 110

Maximum Linear Excursion (Xmax) 5.2 mm

Surface Area of Cone (Sd) 532.4 cm2

Maximum Mechanical Limit (Xlim) 13.7 mm

Mounting Information:

Recommended Enclosure Volume

Sealed N/a

Vented 33.97-99.10 liters / 1.20-3.50 cu.ft.

Driver Volume Displaced 0.079 cu.ft. / 2.25 liters

Overall Diameter 12.38″, 314.5 mm

Baffle Hole Diameter 11.07″, 281.2 mm

Front Sealing Gasket Yes

Rear Sealing Gasket Yes

Mounting Holes Diameter 0.27″, 6.9mm

Mounting Holes B.C.D. 11.57″, 293.9mm

Depth 5.5″, 139.7 mm

Net Weight 11.7 lbs, 5.31 kg

Shipping Weight 14 lbs, 6.35 kgs

Materials of Construction:

Coil Construction Aluminum voice coil

Coil Former Polyimide former

Magnet Composition Ferrite magnet

Core Details Vented and extended core

Basket Materials Die-cast aluminum basket

Cone Composition Paper cone

Cone Edge Composition Cloth cone edge

Dust Cap Composition Paper dust cap

8 ohm Specs:

Nominal Basket Diameter 12″, 305 mm

Nominal Impedance* 8 Ω

Power Rating**

Watts 375 W

Music Program 750 W

Resonance 44 Hz

Usable Frequency Range 44 Hz- 4 kHz

Sensitivity*** 99.8 dB

Magnet Weight 56 oz.

Gap Height 0.313″, 7.9 mm

Voice Coil Diameter 2.5″, 64 mm

Thiele & Small Parameters:

Resonant Frequency (fs) 44 Hz

DC Resistance (Re) 5.04 Ω

Coil Inductance (Le) 0.54m H

Mechanical Q (Qms) 7.59

Electromagnetic Q (Qes) 0.39

Total Q (Qts) 0.37

Compliance Equivalent Volume (Vas) 141.66 liters / 5 cu.ft.

Peak Diaphragm Displacement Volume (Vd) 271.5 cc

Mechanical Compliance of Suspension (Cms) 0.36 mm/N

BL Product (BL) 11.47 T-M Diaphragm Mass Inc.

Airload (MMs) 36 grams

Efficiency Bandwidth Product (EBP) 115

Maximum Linear Excursion (Xmax) 5.1 mm

Surface Area of Cone (Sd) 532.4 cm2

Maximum Mechanical Limit (Xlim) 13.7 mm

Mounting Information:

Recommended Enclosure Volume

Sealed N/a

Vented 36.81-93.45 liters / 1.3-3.5 cu.ft.

Driver Volume Displaced 0.079 cu.ft. / 2.25 liters

Overall Diameter 12.38″, 314.5 mm

Baffle Hole Diameter 11.07″, 281.2 mm

Front Sealing Gasket Yes

Rear Sealing Gasket Yes

Mounting Holes Diameter 0.27″, 6.9mm

Mounting Holes B.C.D. 11.57″, 293.9mm

Depth 5.5″, 139.7 mm

Net Weight 11.7 lbs, 5.31 kg

Shipping Weight 14 lbs, 6.35 kgs

Materials of Construction:

Coil Construction Aluminum voice coil

Coil Former Polyimide former

Magnet Composition Ferrite magnet

Core Details Vented and extended core

Basket Materials Die-cast aluminum basket

Cone Composition Paper cone

Cone Edge Composition Cloth cone edge

Dust Cap Composition Paper dust cap