 |
|
|
|
 |
|
| [Eminence Delta pro 1] |
| Eminence Delta pro 18 A |
|
|
| DELTA PRO Serie 400W
Recommended for professional audio in both sealed and vented enclosures. Ideal for full-range, mid/hi, and
monitor wedges.
SPECIFICATION
* Nominal Basket Diameter 18", 457 mm
* Nominal Impedance 8 ohms
* Power Rating Watts 500 W / Music Program 1000 W
* Resonance 28 Hz
* Usable Frequency Range 37 Hz - 250 Hz
* Sensitivity 96
* Magnet Weight 67 oz.
* Gap Height 0.38", 9.53 mm
* Voice Coil Diameter 2.5", 63.5 mm
THIELE & Small Parameters
* Resonant Frequency (fs) 28 Hz
* DC Resistance (Re) 5.3
* Coil Inductance (Le) 3.43 mH
* Mechanical Q (Qms) 10.38
* Electromagnetic Q (Qes) 0.33
* Total Q (Qts) 0.32
* Compliance Equivalent Volume (Vas) 493.19 liters / 17.41 cu. ft.
* Peak Diaphragm Displacement Volume (Vd) 796.00 cc
* Mechanical Compliance of Suspension (Cms) 0.25 mm/N
* BL Product (BL) 18.9 T-M
* Diaphragm Mass inc. Airload (Mms) 128.1 grams
* Efficiency Bandwidth Product (EBP) 84
* Maximum Linear Excursion (Xmax) 6.7 mm
* Surface Area of Cone (Sd) 1188.0 cm²
* Maximum Mechanical Limit (Xlim) 15.0 mm
MOUNTING Information
* Recommended Enclosure Volume
Sealed N/A
Vented 85-297 liters/3.0-10.5 cu. ft.
* Overall Diameter 18.00", 457.20 mm
* Baffle Hole Diameter 16.57", 420.88 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. 17.25", 438.15 mm
* Depth 8.13", 206.50 mm
MATERIALS of Construction
* 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 |
|
|
|
|
|
|
|
Drivers
