JJC62WF-8A
Key Features:
  • 6.5" (165mm), 8 ohm
  • Mid Bass Woofer, 25 watts
  • Ferrite magnet with Neodymium Focus magnet added, black talc filled polypropylene cone with polyether foam surround;

Primary Specifications

Speakers Environment Indoor
ROHS Compliant No

Technical Specifications

UNIT of MEASURE
Nominal Basket Diameter 6.5 / 165.0 inch / mm
Rated Impedance 8 ohms
Rated Power 25.0 Watts
Program Power 50 Watts
Frequency Range 40 - 5000 Hz
Sensitivity
(2.83 V input measured at 1 Meter)
92 dB SPL
Voice Coil Diameter 1.0 / 25.4 inch / mm
Magnet Weight 20.0 / 568 oz / gr
Transformer

Small Signal Parameters

UNIT of MEASURE
Resonant Frequency (fo) 48 Hz
D.C. Resistance (Re) 6.6 ohms
Mechanical Q (Qms) 8.6
Electrical Q (Qes) 0.31
Total Q (Qts) 0.3
Compliance Equivalent Volume (Vas) 29.2 ltr
BL Product (BL) 7.2 T-M
Maximum Linear Excursion (Xmax) 3.6 mm
Surface Area of Cone (Sd) 123.0 cm2
Moving Mass (Mmd) g

Material Descriptions

 
Basket Stamped Steel
Terminal Size 0.205 x 0.02
Magnet Ferrite
Voice Coil Wire Copper
Voice Coil Form Kapton
Cone Black Talc Filled Polypropylene
Cone Edge Polyether Foam
Dust Cap Rubber
http://s3.amazonaws.com/misco/curves/JJC62WF-8A.JPG?1345610386
ID Description Measurements Tolerance
OD Outside Diameter 6.5 in. +/- 0.040”
CD Cutout Diameter 5.6 in. +/- 0.030”
MG Magnet Diameter 3.4 in. +/- 0.050”
HD Hole Diameter 0.3 in. +/- 0.020”
MD Mounting Diameter 6.1 in. +/- 0.020”
ID Internal Depth 2.9 in. Maximum
FT Flange Thickness 0.16 in. +/- 0.050”
NW Net Weight 1357.0 g
ceramic