Product Description
The Eminence Beta-15A is a professional-grade 15-inch loudspeaker designed for high-performance sound reinforcement, stage monitoring, bass guitar cabinets, and custom speaker enclosures. Engineered to deliver exceptional clarity, punch, and reliability, this versatile woofer provides 300 watts RMS and 600 watts program power at 8 ohms, making it an excellent choice for demanding live sound applications.
Featuring a durable 2-inch copper voice coil wound on a Kapton® former, a heavy-duty ferrite magnet, vented pole piece, pressed steel basket, and treated paper cone with a cloth accordion surround, the Beta-15A is built to withstand continuous professional use while delivering outstanding efficiency and smooth frequency response.
With an impressive 98.2 dB sensitivity and usable frequency range from 45 Hz to 3.7 kHz, the Beta-15A reproduces powerful low frequencies with detailed midrange performance, making it suitable as a woofer in sealed or vented enclosures and an ideal replacement speaker for many professional PA systems.
Whether you're upgrading an existing speaker cabinet, building a custom enclosure, or replacing a damaged woofer, the Eminence Beta-15A delivers the legendary performance and reliability trusted by audio professionals worldwide.
Features
- Professional 15-inch woofer speaker driver
- 300 Watts RMS power handling
- 600 Watts program power
- 8 Ohm impedance
- 98.2 dB sensitivity (2.83V/1m)
- Frequency response from 45 Hz to 3.7 kHz
- 2-inch copper voice coil
- Kapton® voice coil former
- Ferrite magnet structure
- Vented pole piece for improved cooling
- Pressed steel basket
- Treated paper cone
- Cloth accordion surround
- Excellent efficiency for professional sound systems
- Suitable for sealed and vented enclosures
- Ideal for bass guitar cabinets and PA systems
Applications
- Professional PA Speakers
- Live Sound Reinforcement
- DJ Speaker Systems
- Stage Monitors
- Bass Guitar Cabinets
- Portable Sound Systems
- Church Audio Systems
- Club Installations
- Event Production
- Custom Loudspeaker Projects
- Speaker Replacement
- Touring Sound Systems
Specifications
General
- Model: Beta-15A
- Manufacturer: Eminence
- Part Number: 290-410
- UPC: 876358000159
- Speaker Type: Professional Woofer
Electrical
- Nominal Diameter: 15 in (381 mm)
- Power Handling (RMS): 300 Watts
- Program Power: 600 Watts
- Impedance: 8 Ohms
- DC Resistance (Re): 6.32 Ohms
- Voice Coil Diameter: 2 in (50.8 mm)
- Voice Coil Material: Copper
- Voice Coil Former: Kapton® / Polyimide
Performance
- Frequency Response: 45 Hz – 3.7 kHz
- Sensitivity: 98.2 dB (2.83V/1m)
- Resonant Frequency (Fs): 35 Hz
- Qms: 8.1
- Qes: 0.63
- Qts: 0.58
- Vas: 11.82 ft³ (335 L)
- BL Product: 11.5 T·m
- Xmax: 4 mm
- Cone Area (Sd): 823.7 cm²
Construction
- Cone Material: Paper
- Surround Material: Cloth Accordion
- Basket Material: Pressed Steel
- Magnet Material: Ferrite
- Magnet Weight: 34 oz
- Pole Piece: Vented
Mounting Dimensions
- Overall Diameter: 15.15 in (385 mm)
- Cutout Diameter: 13.77 in (350 mm)
- Mounting Depth: 6.05 in (154 mm)
- Mounting Holes: 8
- Weight: 10.6 lbs (4.8 kg)
Recommended Enclosures
Sealed Enclosure
- Volume: 2.7 ft³ (76.5 L)
- F3: 65 Hz
Vented Enclosure
- Volume: 4.2 ft³ (119 L)
- F3: 51 Hz
What's Included
- (1) Eminence Beta-15A 15-inch Professional Speaker Driver
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