67SF08-1
Key Features:
  • 2.6" (67 mm), 8 ohm
  • Voice Range, 3 watts
  • Ferrite magnet, paper cone with cloth surround;

Primary Specifications

Speakers Environment Indoor
ROHS Compliant Yes

Technical Specifications

UNIT of MEASURE
Nominal Basket Diameter 2.6 / 67.0 inch / mm
Rated Impedance 8 ohms
Rated Power 3.0 Watts
Program Power 6 Watts
Frequency Range 160 - 20000 Hz
Sensitivity
(2.83 V input measured at 1 Meter)
82 dB SPL
Voice Coil Diameter 0.6 / 15.2 inch / mm
Magnet Weight 1.7 / 48 oz / gr
Transformer

Small Signal Parameters

UNIT of MEASURE
Resonant Frequency (fo) 160 Hz
D.C. Resistance (Re) 7.5 ohms
Mechanical Q (Qms) 2.9
Electrical Q (Qes) 2.05
Total Q (Qts) 1.21
Compliance Equivalent Volume (Vas) ltr
BL Product (BL) T-M
Maximum Linear Excursion (Xmax) mm
Surface Area of Cone (Sd) cm2
Moving Mass (Mmd) g

Material Descriptions

 
Basket Stamped Steel
Terminal Size 0.110 X .02
Magnet Ferrite
Voice Coil Wire Copper
Voice Coil Form Paper
Cone Paper
Cone Edge Cloth
Dust Cap Mylar
http://s3.amazonaws.com/misco/curves/67SF08-1.JPG
ID Description Measurements Tolerance
OD Outside Diameter 2.6 in. +/- 0.040”
CD Cutout Diameter 2.3 in. +/- 0.030”
MG Magnet Diameter 1.8 in. +/- 0.050”
HD Hole Diameter 0.22 in. +/- 0.020”
MD Mounting Diameter 3.0 in. +/- 0.020”
ID Internal Depth 1.24 in. Maximum
FT Flange Thickness 0.18 in. +/- 0.050”
NW Net Weight 137.0 g
ceramic