OC12W-8D
Key Features:
  • 12" (304 mm), 8 ohm
  • Woofer, 100 watts
  • Ferrite magnet, polypropylene cone with rubber surround;

Primary Specifications

Speakers Environment Outdoor
ROHS Compliant No

Technical Specifications

UNIT of MEASURE
Nominal Basket Diameter 12.0 / 304.0 inch / mm
Rated Impedance 8 ohms
Rated Power 100.0 Watts
Program Power 200 Watts
Frequency Range 50- 2000 Hz
Sensitivity
(2.83 V input measured at 1 Meter)
88 dB SPL
Voice Coil Diameter 2.0 / 50.8 inch / mm
Magnet Weight 38.0 / 1079 oz / gr
Transformer

Small Signal Parameters

UNIT of MEASURE
Resonant Frequency (fo) 21 Hz
D.C. Resistance (Re) 6.8 ohms
Mechanical Q (Qms) 8.9
Electrical Q (Qes) 0.31
Total Q (Qts) 0.3
Compliance Equivalent Volume (Vas) 217.9 ltr
BL Product (BL) 17.3 T-M
Maximum Linear Excursion (Xmax) 7.7 mm
Surface Area of Cone (Sd) 523.0 cm2
Moving Mass (Mmd) g

Material Descriptions

 
Basket Cast Aluminum
Terminal Size 0.205 X 0.02
Magnet Ferrite
Voice Coil Wire Copper
Voice Coil Form Kapton
Cone Black Talc Filled Polypropylene
Cone Edge Rubber
Dust Cap Polypropylene
http://s3.amazonaws.com/misco/curves/OC12W-8D.JPG?1345610648
ID Description Measurements Tolerance
OD Outside Diameter 12.2 in. +/- 0.040”
CD Cutout Diameter 11.0 in. +/- 0.030”
MG Magnet Diameter 5.3 in. +/- 0.050”
HD Hole Diameter 0.3 in. +/- 0.020”
MD Mounting Diameter 11.7 in. +/- 0.020”
ID Internal Depth 5.3 in. Maximum
FT Flange Thickness 0.23 in. +/- 0.050”
NW Net Weight 4095.0 g
ceramic