Product Overview
A lightweight neodynium 6.5" closed back midrange for PA or MI use. Great in bass guitar rigs.
- Materials of Construction
Copper voice coil
Kapton
Neodymium magnet
Non-vented core
Pressed steel basket
Paper cone
Full paper cone
Treated paper dust cap
Mounting Information
Driver volume displaced: 15.1 cu.in. / 0.25 liters
Overall diameter: 6.59", 167.39mm
Baffle hole diameter: 5.69", 144.53mm
Front sealing gasket: Fitted as standard
Rear sealing gasket: Fitted as standard
Mounting holes diameter: 0.23", 5.8mm
Mounting holes B.C.D.: 6.06", 153.9mm
Depth: 2.40", 61mm
Weight: 2.3lb., 1.04kg
Product Details
Eminence AlphaLite 6A-CBMR 6.5" Speaker
The Eminence Alphalite 6A-CBMR speaker is a 6.5" closed-back midrange driver with a new sealed 3.6" OD neodymium motor. Comprised of a new top plate, new back plate, new 3.6" OD neodymium magnet, and new core, this speaker's lightweight motor uses a very high temp grade of neodymium to prevent any heat related or power handling problems.
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- Nominal basket diameter: 6.5", 165mm
Nominal impedance: 8O
Power rating:
Watts: 100W
Music program: 200W
Resonance: 500.52Hz
Usable frequency range: 500Hz-4.3kHz
Sensitivity: 99.8
Magnet weight: 4oz..
Gap height: 0.25", 6.35mm
Voice coil diameter: 1.5", 38.1mm
Thiele & Small Parameters
Resonant frequency (fs): 501Hz
DC resistance (Re): 7.4
Coil inductance (Le): .49mH
Mechanical Q (Qms): 9.09
Electromagnetic Q (Qes): 1.83
Total Q (Qts): 1.53
Compliance equivalent volume (Vas): 0.27 liters / .01 cu.ft.
Peak diaphragm displacement volume (Vd): 1.40cc
Mechanical compliance of suspension (Cms): 0.01mm/N
BL product (BL): 9.8 T-M
Diaphragm mass inc. Airload (Mms): 7.6g
Efficiency bandwidth product (EBP): 273.2
Maximum linear excursion (Xmax): 0.1mm
Surface area of speaker cone (Sd): 139.7 cm2
Maximum mechanical limit (Xlim): 1.6mm
