Key Features
- Full-Range Driver
- 8 Ohm Nominal Impedance
- 250 Watt Max Power Rating
- Water Resistant Cone & Dust Cap
Description
The Alpha 5 offers unmistakable performance emphasizing value. Rated at 250 watts of program power, this 5" midbass features a water-resistant cone and dust cap, making it an excellent choice for line array or column array applications.
Applications: Midrange | Full Range Line Array | Pro Audio | Car Audio | Bookshelf Speakers | Tower Speakers
Box Type: Sealed | Vented | Horn Loading
Specifications
- SPECIFICATION
- Nominal Basket Diameter: 5", 127 mm
- Nominal Impedance*: 8 Ω
- Power Rating*
- Program Power: 250 W
- Watts: 125 W
- Resonance: 87 Hz
- Usable Frequency Range: 87 Hz - 3.5 kHz
- Sensitivity*: 89.4 dB
- Magnet Weight: 20 oz.
- Gap Height: 0.23", 5.8 mm
- Voice Coil Diameter: 1.5", 38 mm
- THIELE & SMALL PARAMETERS
- Resonant Frequency (fs): 87 Hz
- DC Resistance (Re): 5 Ω
- Coil Inductance (Le): 0.29m H
- Mechanical Q (Qms): 11.81
- Electromagnetic Q (Qes): 0.56
- Total Q (Qts): 0.54
- Compliance Equivalent Volume (Vas): 6.14 liters / 0.22 cu.ft.
- Peak Diaphragm Displacement Volume (Vd): 60.8 cc
- Mechanical Compliance of Suspension (Cms): 0.42 mm/N
- BL Product (BL): 6.22 T-M
- Diaphragm Mass Inc. Airload (MMs): 8 grams
- Efficiency Bandwidth Product (EBP): 155
- Maximum Linear Excursion (Xmax): 5.92 mm
- Surface Area of Cone (Sd): 102.6 cm2
- Maximum Mechanical Limit (Xlim): 6.4 mm
- MOUNTING INFORMATION
- Recommended Enclosure Volume
- Sealed: Acceptable
- Vented: Acceptable
- Driver Volume Displaced: 1.091 cu.ft. / 30.9 liters
- Overall Diameter: 5.87", 149.1 mm
- Baffle Hole Diameter: 4.8", 121.9 mm
- Front Sealing Gasket: Yes
- Rear Sealing Gasket: Yes
- Mounting Holes Diameter: 0.2", 5mm
- Mounting Holes B.C.D.: 5.39", 136.9mm
- Depth: 2.91", 73.9 mm
- Net Weight: 3.1 lbs, 1.41 kg
- Shipping Weight: 3.5 lbs, 1.59 kgs
- MATERIALS OF CONSTRUCTION
- Coil Construction: Aluminum voice coil
- Coil Former: Polyimide former
- Magnet Composition: Ferrite magnet
- Core Details: Vented core
- Basket Materials: Pressed steel basket
- Cone Composition: Water resistant pulp
- Cone Edge Composition: Cloth cone edge
- Dust Cap Composition: Water resistant paper
Details
- Manufacturer: Eminence
- MPN: ALPHA 5-8
- Model Number: Alpha 5-8
- UPC: 876358004119