HEMP
Acoustics
8" HEMP Acoustics FR8C
Specifications and Small Signal Parameters
8" HEMP Acoustics FR8C
 |
|
| - HEMPMatrix
cone with pre-treated accordian cloth edge .- Round Die Cast Aluminum Basket - High Frequency Dual Cone - 1", 8 ohm Kraft/Nomex CCA Voice Coil - 40 to 20,000 Hz Rated Frequency Range (tested in IEC 60268-5 Type A enclosure) - 95.5 dB SPL Sensitivity at 1w/1m (3.3 ft) - 1.5kg (3.30 lb) Net Weight |
Specifications and Small Signal Parameters
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Voice
Coil Impedance:
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8
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ohm
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Rated
Frequency Response:
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40
- 20K
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Hz
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|
Sensitivity:
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95.5
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dB
SPL (Average 500 - 2.5 kHz, 1w, 1 meter)
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|
Rated
Power:
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45
|
watts
|
|
Program
Power:
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90
|
watts
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|
Magnet
Weight:
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566
|
gr
(20 oz)
|
|
Net
Weight:
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1.5
|
kg
(3.30 lb)
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|
Fo:
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45
|
Hz
|
|
Re:
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6.2
|
ohm
|
|
Qts:
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0.4
|
|
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Qms:
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2.5
|
|
|
Qes:
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0.5
|
|
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Vas:
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95.5
|
iters
|
|
Mms:
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9
|
grams
|
|
Xmax:
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1.9
|
mm
|
|
No:
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1.1
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%
|
|
ID
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Description
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Measurements
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Units
|
|
OD
|
Outside
Diameter
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8.81
|
Inches
|
|
CD
|
Cutout
Diameter
|
7.25
|
Inches
|
|
MG
|
Magnet
Diameter
|
3.37
|
Inches
|
|
HD
|
Hole
Diameter
|
.23
|
Inches
(+/-0.010")
|
|
MD
|
Mounting
Diameter
|
8.25
|
Inches
(+/-0.010")
|
|
ID
|
Internal
depth
|
3.75
|
Inches
(+/- 0.125")
|
|
FT
|
Flange
Thickness
|
.24
|
Inches(+/-0.050")
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