LC8W-4B
Key Features:
  • 8" (205mm), Cast Aluminum, 8 ohm
  • Woofer, 50 watts
  • Ferrite magnet, Polypropylene cone with rubber surround
  • RoHS compliant

Primary Specifications

Speakers Environment Outdoor
ROHS Compliant Yes

Technical Specifications

UNIT of MEASURE
Nominal Basket Diameter 8.0 / 205.0 inch / mm
Rated Impedance 8 ohms
Rated Power 50.0 Watts
Program Power 100 Watts
Frequency Range 40 - 4,000 Hz
Sensitivity
(2.83 V input measured at 1 Meter)
92 dB SPL
Voice Coil Diameter 1.5 / 38.1 inch / mm
Magnet Weight 20.0 / 568 oz / gr
Transformer

Small Signal Parameters

UNIT of MEASURE
Resonant Frequency (fo) 40 Hz
D.C. Resistance (Re) 3.1 ohms
Mechanical Q (Qms) 5.2
Electrical Q (Qes) 0.47
Total Q (Qts) 0.43
Compliance Equivalent Volume (Vas) 46.1 ltr
BL Product (BL) 6.7 T-M
Maximum Linear Excursion (Xmax) 5.7 mm
Surface Area of Cone (Sd) 232.0 cm2
Moving Mass (Mmd) g

Material Descriptions

 
Basket Cast Aluminum
Terminal Size 0.25 X 0.03 / 0.19 X 0.02
Magnet Ferrite
Voice Coil Wire Copper
Voice Coil Form Aluminum
Cone Polypropylene
Cone Edge Rubber
Dust Cap Plastic
http://s3.amazonaws.com/misco/curves/LC8W-4B.JPG?1345610539
ID Description Measurements Tolerance
OD Outside Diameter 8.6 in. +/- 0.040”
CD Cutout Diameter 7.6 in. +/- 0.030”
MG Magnet Diameter 4.5 in. +/- 0.050”
HD Hole Diameter 0.2 in. +/- 0.020”
MD Mounting Diameter 8.2 in. +/- 0.020”
ID Internal Depth 3.6 in. Maximum
FT Flange Thickness 0.21 in. +/- 0.050”
NW Net Weight 2269.0 g
ceramic