Description
Eminence ALPHA-6CBMRA: 6.5 Inch Closed Back Midrange
Recommended for pro audio, car audio, and bass guitar midrange applications. Sealed basket affords this speaker enclosure independence.
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Specs:
Nominal Basket Diameter 6″, 165 mm
Nominal Impedance* 8 Ω
Power Rating** Watts 100 W
Music Program 200 W
Resonance 407 Hz
Usable Frequency Range 400 Hz- 5 kHz
Sensitivity*** 97.8 dB
Magnet Weight 16 oz.
Gap Height 0.25″, 6.4 mm
Voice Coil Diameter 1.5″, 38 mm
Thiele & Small Parameters:
Resonant Frequency (fs) 407 Hz
DC Resistance (Re) 5.26 Ω
Coil Inductance (Le) 0.38m H
Mechanical Q (Qms) 6.04
Electromagnetic Q (Qes) 1.74
Total Q (Qts) 1.35
Compliance Equivalent Volume (Vas) 0.45 liters / 0.02 cu.ft.
Peak Diaphragm Displacement Volume (Vd) 19 cc
Mechanical Compliance of Suspension (Cms) 0.02 mm/N
BL Product (BL) 7.86 T-M Diaphragm Mass Inc.
Airload (MMs) 8 grams
Efficiency Bandwidth Product (EBP) 234
Maximum Linear Excursion (Xmax) 1.5 mm
Surface Area of Cone (Sd) 126.7 cm2
Maximum Mechanical Limit (Xlim) 3.0 mm
Mounting Information:
Recommended Enclosure Volume
Sealed N/a
Vented- liters /- cu.ft.
Driver Volume Displaced 0.014 cu.ft. / 0.4 liters
Overall Diameter 6.59″, 167.4 mm
Baffle Hole Diameter 5.69″, 144.5 mm
Front Sealing Gasket: Yes
Rear Sealing Gasket: Yes
Mounting Holes Diameter 0.23″, 5.8mm
Mounting Holes B.C.D. 6.06″, 153.9mm
Depth 2.2″, 55.9 mm
Net Weight 3.7 lbs, 1.68 kg
Shipping Weight 4.4 lbs, 2 kgs
Materials of Construction:
Coil Construction Copper voice coil
Coil Former Polyimide former
Magnet Composition Ferrite magnet
Core Details Non-vented core
Basket Materials Pressed steel basket
Cone Composition Paper cone
Cone Edge Composition Cloth cone edge
Dust Cap Composition Solid composition paper dust cap