Eminence Speaker Eminence Alpha 8MRA 8" Sealed Back Midrange P1262885 http://cdnimages.opentip.com/full/PEX/PEX-290-402.jpg Eminence Alpha 8MRA 8" Sealed Back Midrange 1262885 5.00lbs 0.00 0.00 0.00
53.9900 1000 In Stock

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Eminence Alpha-8MRA 8" Sealed Back Midrange

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1000 In Stock

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Product Description

Manufacturer Part Number: Alpha-8MRA

Highlights
  • Kapton coil former
  • Polyamide-imide coated copper voice coil
  • Ferrite magnet
  • Closed- back pressed steel basket
  • Paper cone with treated paper surround
  • Solid composition paper dust cap


Eminence Alpha-8MRA 8" Sealed Back Midrange

The sealed back Eminence Alpha-8MRA 8" midrange driver is ideal for building into bass enclosures to extend the midrange performance, creating an economical two-way speaker system. The Alpha-8MRA's closed-back basket does not require a separate enclosure, which makes installation very simple. Extremely high output capability combines with high power handling to create a reliable and useful pro speaker product.



Product Specifications
  • Nominal Diameter: 8"
  • Power Handling (RMS): 125 Watts
  • Power Handling (max): 250 Watts
  • Impedance: 8 ohms
  • Frequency Response: 400 to 4,800 Hz
  • Sensitivity: 100.9 dB 1W/1m
  • Voice Coil Diameter: 1.5"
  • Magnet Weight: 20 oz.
Thiele-Small Parameters
  • Resonant Frequency (Fs): 514 Hz
  • DC Resistance (Re): 7.32 ohms
  • Voice Coil Inductance (Le): 0.34 mH
  • Mechanical Q (Qms): 4.48
  • Electromagnetic Q (Qes): 2.08
  • Total Q (Qts): 1.42
  • Compliance Equivalent Volume (Vas): 0.03 ft.³
  • Mechanical Compliance of Suspension (Cms): 0.01 mm/N
  • BL Product (BL): 8.90 Tm
  • Diaphragm Mass Inc. Airload (Mms): 7g
  • Maximum Linear Excursion (Xmax): 1.6 mm
  • Surface Area of Cone (Sd): 205.9 cm²
Materials of Construction
  • Cone Material: Paper
  • Surround Material: Paper
  • Voice Coil Wire Material: Copper
  • Voice Coil Former: Kapton® / Polyimide
  • Basket / Frame Material: Steel
  • Magnet Material: Ferrite
Mounting Information
  • Overall Outside Diameter: 8.22"
  • Baffle Cutout Diameter: 7.19"
  • Depth: 3.25"
  • # Mounting Holes: 4
Eminence Alpha-8MRA 8" Sealed Back Midrange
  • Brand: Eminence Speaker
  • Model: Alpha-8MRA
  • Part Number: 290-402
  • UPC: 876358000029
  • Product Category: Pro Woofers, Subwoofers & Midrange Speakers
  • Unit of Measure: EA
  • Weight: 5.41 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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