Eminence Speaker Eminence Sigma Pro 18A 2 18" Cast Frame Driver P1263570 http://cdnimages.opentip.com/full/PEX/PEX-290-427.jpg Eminence Sigma Pro 18A 2 18" Cast Frame Driver 1263570 27.90lbs 0.00 0.00 0.00
209.9900 1000 In Stock

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Eminence Sigma Pro-18A-2 18" Cast Frame Driver

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1000 In Stock

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Product Description

Manufacturer Part Number: Sigma Pro-18A-2

Highlights
  • Copper voice coil on polyimide former
  • Die-cast aluminum basket
  • Vented and extended pole piece
  • Paper cone with cloth cone edge
  • Great replacement for the Dayton Audio PF460-8 18" Cast Frame Driver 4" VC


Eminence Sigma Pro-18A-2 18" Cast Frame Driver

The Eminence Sigma Pro-18A-2 18" cast frame speaker is recommended for professional audio as a woofer or subwoofer in vented enclosures. It has been engineered for durability as well as exceptional sound quality, and will serve well when loaded into high-output live sound or music playback systems. Made in the USA. 7-year manufacturer's warranty!



Product Specifications
  • Nominal Diameter: 18"
  • Power Handling (RMS): 650 Watts
  • Power Handling (max): 1300 Watts
  • Impedance: 8 ohms
  • Frequency Response: 41 to 2,400 Hz
  • Sensitivity: 99 dB 1W/1m
  • Voice Coil Diameter: 3"
  • Magnet Weight: 120 oz.
Thiele-Small Parameters
  • Resonant Frequency (Fs): 28 Hz
  • DC Resistance (Re): 6.29 ohms
  • Voice Coil Inductance (Le): 1.90 mH
  • Mechanical Q (Qms): 8.28
  • Electromagnetic Q (Qes): 0.30
  • Total Q (Qts): 0.29
  • Compliance Equivalent Volume (Vas): 15.58 ft.³
  • Mechanical Compliance of Suspension (Cms): 0.24 mm/N
  • BL Product (BL): 22.1 Tm
  • Diaphragm Mass Inc. Airload (Mms): 130g
  • Maximum Linear Excursion (Xmax): 6.1 mm
  • Surface Area of Cone (Sd): 1,140 cm²
Materials of Construction
  • Cone Material: Paper
  • Surround Material: Cloth
  • Voice Coil Wire Material: Copper
  • Voice Coil Former: Kapton® / Polyimide
  • Basket / Frame Material: Cast Aluminum
  • Magnet Material: Ferrite
Mounting Information
  • Overall Outside Diameter: 18"
  • Baffle Cutout Diameter: 16.56"
  • Depth: 8.15"
  • # Mounting Holes: 8
Optimum Cabinet Size (determined using BassBox 6 Pro High Fidelity suggestion)
  • Sealed Volume: 1.87 ft.³
  • Sealed F3: 83 Hz
  • Vented Volume: 4.33 ft.³
  • Vented F3: 53 Hz
Eminence Sigma Pro-18A-2 18" Cast Frame Driver
  • Brand: Eminence Speaker
  • Model: Sigma Pro-18A-2
  • Part Number: 290-427
  • UPC: 876358000395
  • Product Category: Pro Woofers, Subwoofers & Midrange Speakers
  • Unit of Measure: EA
  • Weight: 27.9 lbs.

NOTE: International/PO BOX deliveries are not available.




Product Specifications

ConditionNew


Restricted States

This product does not ship to the APO address and the following addresses: HI, AK, PR.


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