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PEX Eminence Alpha 8A 8" PA Driver P1262884PEX-290-401 https://cdnimages.opentip.com/full/PEX/PEX-290-401.jpg Eminence Alpha 8A 8" PA Driver Manufacturer Part Number: Alpha-8AEminence\'s Alpha-8A 8\" professional speaker features high efficiency, excellent power handling, and extended frequency response.Key Features: Cloth accordian surroundPolyimide voice coil formerFerrite magnetPressed steel basketPaper coneCloth accordian surroundOverview: Eminence Alpha-8A 8\" PA DriverThe stamped-steel frame Eminence Alpha-8A 8\" PA Driver is an ideal woofer for small P.A. and club speaker systems, as well as keyboard or guitar amplifier combos. Made in the USA. 7-year manufacturer\'s warranty!Specification: Product DetailsBrandEminence SpeakerModelAlpha-8APart Number290-401UPC876358000012Unit of MeasureEachWeight5.3Product SpecificationsNominal Diameter8\"Power Handling (RMS)125 WattsPower Handling (MAX)250 WattsImpedance8ΩFrequency Response58 to 5,000HzSensitivity94dB 2.83V/1mVoice Coil Diameter1.5\"Thiele-Small ParametersResonant Frequency (Fs)73HzDC Resistance (Re)5.3ΩVoice Coil Inductance (Le)0.44mHMechanical Q (Qms)4.6Electromagnetic Q (Qes)0.68Total Q (Qts)0.59Compliance Equivalent Volume (Vas)0.63ft³Mechanical Compliance of Suspension (Cms)0.28mm/NBL Product (BL)7.8T·mDiaphragm Mass Inc. Airload (Mms)17gMaximum Linear Excursion (Xmax)3.2mmSurface Area of Cone (Sd)210cm²Materials of ConstructionCone MaterialPaperSurround MaterialClothVoice Coil Wire MaterialCopperVoice Coil FormerKapton® / PolyimideBasket / Frame MaterialSteelMagnet MaterialFerriteMounting InformationOverall Outside Diameter8.24\"Baffle Cutout Diameter7.13\"Depth3.25\"# Mounting Holes8Parts Express Staff Recommended Enclosure VolumeSealed Volume0.4ft³Sealed F3115HzVented Volume1.4ft³Vented F350HzManuals & Resources: Eminence Alpha-8A Suggested Cabinet DesignEminence Alpha-8A SpecificationsEminence Loudspeaker Selection GuideEminence Speaker Manufacturer Warranty 1262884 876358000012 11.5100lbs 0.00 0.00 0.00
Eminence Speaker
87.99 2026-12-24 16 In Stock
customer review - by , November 11, 2025
5/ 5stars
Bought this as the subwoofer for an older electronic large organ at church. Worked extremely well and good range of voices from pedal especially. Worked without an amp even though the older organ has relatively lower watts output. Great price.
customer review - by , July 7, 2025
5/ 5stars
these are tight flat and just amazing for the cost.
customer review - by , June 6, 2025
5/ 5stars
I use an Acoustic B410mkII cabinet and it packs a huge punch. One of the speakers blew out and so it would create this distorted rattle, and it was so embarrassing... I replaced that blown speaker with the Eminence, and I haven't had any problems. In fact, after replacing it, I took it to a gig a couple weeks ago (my gigs usually last 4 hours) and I had no problems whatsoever. It was nice to have that bottom end with no distortion or crackling. I highly recommend these speakers to other musicians!
customer review - by , March 3, 2025
5/ 5stars
I put in my old Mission speakers and it sound audiophile with my Nad D3020 amp in classical music. Very good speaker .
customer review - by , October 10, 2024
5/ 5stars
nbsp;Bought 6 speakers from you guys and i can tell you these are the best bang for its buck. Get a nice amp to power these bad boys and you will be happy like i was
customer review - by , August 8, 2024
5/ 5stars
Used this to replace the speaker in my small Ampeg practice amp and it sounds great!
customer review - by , January 1, 2024
2/ 5stars
good
customer review - by , July 7, 2023
5/ 5stars
Great choice for bass keys, PA and even guitar. A real bargain that works and sounds better than many more expensive speakers. I've also used the 1534; size several times with very good results.
customer review - by , July 7, 2023
5/ 5stars
Eminence is a solid company, and I've used many of their speakers for my cabinets. Great low end and crisp mids. I've used these in non ported cabs and they sound really tight and rich. Great for slap bass. In a ported cab you really open up the volume to that low end that makes the bass shake the walls. Never had any problems with these speakers going out, just be smart and leave yourself head room on your amp. Don't put a 500 amp head on a 100w. Speaker and expect it to perform with the amp gain at 100 Final take away, looking for a great replacement speaker or a new speaker for a custom bass guitar/pa box, this is the one.
customer review - by , June 6, 2023
4/ 5stars
I have had the speaker as a replacement in an acoustic guitar amp and so far it is holding up. I have not pushed it too hard so I cannot attest to its durability but I am quite happy with the sound quality. Not too boomy and good mid range.

Eminence Alpha-8A 8" PA Driver

stars Rating 5 | 15 reviews
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UPC: 876358000012
SKU: PEX-290-401
Price:
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Product Description

Manufacturer Part Number: Alpha-8A

Eminence's Alpha-8A 8" professional speaker features high efficiency, excellent power handling, and extended frequency response.

Key Features:
  • Cloth accordian surround
  • Polyimide voice coil former
  • Ferrite magnet
  • Pressed steel basket
  • Paper cone
  • Cloth accordian surround


Overview:
Eminence Alpha-8A 8" PA Driver

The stamped-steel frame Eminence Alpha-8A 8" PA Driver is an ideal woofer for small P.A. and club speaker systems, as well as keyboard or guitar amplifier combos. Made in the USA. 7-year manufacturer's warranty!



Specification:








Manuals & Resources:

warning tips WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov.
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Customer Reviews
By Old Goalie
Date: November 18, 2025
Bought this as the subwoofer for an older electronic large organ at church. Worked extremely well and good range of voices from pedal especially. Worked without an amp even though the older organ has relatively lower watts output. Great price.
Rating: 5 stars [5 of 5 Stars!]
By jjas
Date: July 24, 2025
these are tight flat and just amazing for the cost.
Rating: 5 stars [5 of 5 Stars!]
By Clockwork
Date: June 19, 2025
I use an Acoustic B410mkII cabinet and it packs a huge punch. One of the speakers blew out and so it would create this distorted rattle, and it was so embarrassing... I replaced that blown speaker with the Eminence, and I haven't had any problems. In fact, after replacing it, I took it to a gig a couple weeks ago (my gigs usually last 4 hours) and I had no problems whatsoever. It was nice to have that bottom end with no distortion or crackling. I highly recommend these speakers to other musicians!
Rating: 5 stars [5 of 5 Stars!]
By Jean Paul Fleury
Date: March 18, 2025
I put in my old Mission speakers and it sound audiophile with my Nad D3020 amp in classical music. Very good speaker .
Rating: 5 stars [5 of 5 Stars!]
By A Customer
Date: October 19, 2024
nbsp;Bought 6 speakers from you guys and i can tell you these are the best bang for its buck. Get a nice amp to power these bad boys and you will be happy like i was
Rating: 5 stars [5 of 5 Stars!]
By Rontr
Date: August 22, 2024
Used this to replace the speaker in my small Ampeg practice amp and it sounds great!
Rating: 5 stars [5 of 5 Stars!]
Items 1 - 6 of 15 reviews
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