OOC12WF-4-4B
Key Features:
  • 12" (304mm), Cast Aluminum, Dual 4 ohm
  • Woofer, 100 watts
  • Ferrite magnet, Paper cone with foam surround
  • Tinsel leads sewn into spider
  • Parameters shown are coils in Series
  • RoHS compliant

Primary Specifications

Speakers Environment Indoor
ROHS Compliant Yes

Technical Specifications

UNIT of MEASURE
Nominal Basket Diameter 12.0 / 304.0 inch / mm
Rated Impedance 4 ohms
Rated Power 100.0 Watts
Program Power 200 Watts
Frequency Range 20 - 200 Hz
Sensitivity
(2.83 V input measured at 1 Meter)
90 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) 29 Hz
D.C. Resistance (Re) 7.3 ohms
Mechanical Q (Qms) 5.3
Electrical Q (Qes) 0.38
Total Q (Qts) 0.36
Compliance Equivalent Volume (Vas) 98.0 ltr
BL Product (BL) 20.0 T-M
Maximum Linear Excursion (Xmax) 17.7 mm
Surface Area of Cone (Sd) 499.0 cm2
Moving Mass (Mmd) g

Material Descriptions

 
Basket Cast Aluminum
Terminal Size Gold Terminal Posts
Magnet Ferrite
Voice Coil Wire Copper
Voice Coil Form Aluminum
Cone Paper
Cone Edge Polyether Foam
Dust Cap Paper
http://s3.amazonaws.com/misco/curves/OOC12WF-4-4B.JPG
ID Description Measurements Tolerance
OD Outside Diameter 12.5 in. +/- 0.040”
CD Cutout Diameter 11.0 in. +/- 0.030”
MG Magnet Diameter 5.3 in. +/- 0.050”
HD Hole Diameter 0.2 in. +/- 0.020”
MD Mounting Diameter 11.7 in. +/- 0.020”
ID Internal Depth 5.6 in. Maximum
FT Flange Thickness 0.66 in. +/- 0.050”
NW Net Weight 5994.0 g
ceramic