A heavy-duty speaker at a light price!
The Eminence Beta-8A Replacement PA Speaker is recommended for professional audio mid-bass applications or as a woofer in vented enclosures. Also suitable as a mid-bass speaker in sealed enclosures.
Eminence recommends the Beta-8A as a direct replacement for the Nady PCS-8.
With our
Guaranteed Lowest Price, you can be assured of complete satisfaction and the lowest available price, or your money back!
Eminence Beta-8A Replacement PA Speaker Specifications:
- Nominal Basket Diameter: 8", 203.2mm
Nominal Impedance*: 8 ohms
Power Rating: Watts 225W;
Music Program - 450W
Resonance: 65Hz
Usable Frequency Range
78Hz-4.5kHz
Sensitivity***: 95.1
Magnet Weight: 34 oz.
Gap Height: 0.312", 7.92mm
Voice Coil Diameter: 2", 50.8mm
THIELE & SMALL PARAMETERS
Resonant Frequency (fs)
DC Resistance (Re): 5.99
Coil Inductance (Le): 0.49mH
Mechanical Q (Qms): 4.95
Electromagnetic Q (Qes): 0.42
Total Q (Qts): 0.38
Compliance Equivalent Volume (Vas): 23.3 liters / 0.82 cu. ft.
Peak Diaphragm Displacement Volume (Vd): 63cc
Mechanical Compliance of Suspension (Cms): 0.37mm/N
BL Product (BL): 9.6 T-M
Diaphram Mass inc. Airload (Mms): 16 grams
Efficiency Bandwidth Product (EBP): 156
Maximum Linear Excursion (Xmax): 3.0mm
Surface Area of Cone (Sd): 210.0 cm2
Maximum Mechanical Limit (Xlim): 7.4mm
MOUNTING INFORMATION
Recommended Enclosure: Sealed: 5.7-9.9 liters/0.2-0.35 cu.ft.; Vented: 8.5-19 liters/0.3-0.67 cu.ft.
Overall Diameter: 8.24", 209.2mm
Baffle Hole Diameter 7.13", 181mm
Front Sealing Gasket: fitted as standard
Rear Sealing Gasket: fitted as standard
Mounting Holes Diameter: 0.22", 5.5mm
Mounting Holes B.C. D.: 7.75", 196.9mm
Depth: 3.5", 89mm
Net Weight: 6.6 lbs., 3 kg
Shipping Weight: 7.4 lbs., 3.4 kg
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: Paper Cone
Cone Edge Composition: Cloth cone edg
Dustcap Composition: Solid composition paper dust cap
FOOTNOTES
*Please consult www.eminence.com for specifications of models with alternative impedances.
**Multiple units exceed published rating evaluated under EIA 426A noise source and test standard while in a free-air, non-temperature controlled environment.
***The average output across the usable frequency range when applying 1W/1M into the nominal impedance. Ie: 2.83V/8ohms, 4V/16ohms. Eminence response curves are measured under the following conditions: All speakers are tested at 1w/1m using a variety of test set-ups for the appropriate impedance " LMS using 0.25" supplied microphone (software calibrated) mounted 1m from wall/baffle " 2ft. X 2ft. baffle is built into the wall with the speaker mounted flush against a steel ring for minimum diffraction " Hafler P1500 Trans-Nova amplifier " 2700 cu.ft. chamber with fiberglass on all six surfaces (three with custom-made wedges).
****BETA 8CX, 10CX, 12CX and ACOUSTINATOR CX2008 are coaxial speakers with tweeter sold separately. Published Usable Frequency response contingent
Eminence Beta-8A Replacement PA Speaker
7 year parts and labor warranty against defects on all speakers sold under Eminence name.
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