L o u d s p e a k e r
 
HEMP Acoustics
8" HEMP Acoustics FR8C


Hemp Acoustic Cabinet Plans



(Download PDF click)



(Download PDF click)



- 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

Voice Coil Impedance:
8
ohm
Rated Frequency Response:
40 - 20K
Hz
Sensitivity:
95.5
dB SPL (Average 500 - 2.5 kHz, 1w, 1 meter)
Rated Power:
45
watts
Program Power:
90
watts
Magnet Weight:
566
gr (20 oz)
Net Weight:
1.5
kg (3.30 lb)
Fo:
45
Hz
Re:
6.2
ohm
Qts:
0.4
Qms:
2.5
Qes:
0.5
Vas:
95.5
iters
Mms:
9
grams
Xmax:
1.9
mm
No:
1.1
%






ID
Description
Measurements
Units
OD
Outside Diameter
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")
SACThailand 34/137 Vibhawadi-Rangsit 60 Rd. Laksi, Bangkok. 10210.
Tel. 0-2940-9089,08-1925-8125
Fax. 0-2940-9316