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Eminence - 620H

SKU 620H

The little brother to the 820H, the 620H is a four ohm hemp cone speaker with warm, full, and clean tone that will make a small, thin amp sound bigger and fatter. Cleaner, warmer, fatter, and better definition than any stock 6.5" speaker.

Nominal Basket Diameter 6", 165 mm
Nominal Impedance* 4??
Power Rating*
Program Power 40 W
Watts 20 W
Resonance 114 Hz
Usable Frequency Range 100 Hz - 5.3 kHz
Sensitivity* 94.6 dB
Magnet Weight 15 oz.
Gap Height 0.25", 6.4 mm
Voice Coil Diameter 1", 25 mm
Resonant Frequency (fs) 114 Hz
DC Resistance (Re) 3.94??
Coil Inductance (Le) 0.25m H
Mechanical Q (Qms) 5.5
Electromagnetic Q (Qes) 0.54
Total Q (Qts) 0.49
Compliance Equivalent Volume (Vas) 8.67 liters / 0.31 cu.ft.
Peak Diaphragm Displacement Volume (Vd) 5.3 cc
Mechanical Compliance of Suspension (Cms) 0.32 mm/N
BL Product (BL) 5.62 T-M
Diaphragm Mass Inc. Airload (MMs) 6 grams
Efficiency Bandwidth Product (EBP) 210
Maximum Linear Excursion (Xmax) 0.4 mm
Surface Area of Cone (Sd) 139.7 cm2
Maximum Mechanical Limit (Xlim) N/A
Recommended Enclosure Volume
Sealed Acceptable
Vented Acceptable
Driver Volume Displaced 0.011 cu.ft. / 0.3 liters
Overall Diameter 6.59", 167.4 mm
Baffle Hole Diameter 5.65", 143.5 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 2.8", 71.1 mm
Net Weight 2.9 lbs, 1.32 kg
Shipping Weight 3.6 lbs, 1.63 kgs
Coil Construction Copper voice coil
Coil Former Paper former
Magnet Composition Ferrite magnet
Core Details Non-vented core

Basket Materials Pressed steel basket
Cone Composition Paper cone
Cone Edge Composition Full molded paper cone
Dust Cap Composition Paper dust cap