SMB-60
Key Features:
  • 6.5" (165mm), 4 ohm
  • Mid Bass Woofer, 50 watts
  • Ferrite magnet, black talc filled polypropylene cone with Santoprene rubber 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 4 ohms
Rated Power 50.0 Watts
Program Power 100 Watts
Frequency Range 65 - 20000 Hz
Sensitivity
(2.83 V input measured at 1 Meter)
87 dB SPL
Voice Coil Diameter 1.0 / 25.4 inch / mm
Magnet Weight 12.0 / 341 oz / gr
Transformer

Small Signal Parameters

UNIT of MEASURE
Resonant Frequency (fo) 70 Hz
D.C. Resistance (Re) 3.4 ohms
Mechanical Q (Qms) 11.3
Electrical Q (Qes) 0.9
Total Q (Qts) 0.84
Compliance Equivalent Volume (Vas) 8.2 ltr
BL Product (BL) 4.9 T-M
Maximum Linear Excursion (Xmax) 4.7 mm
Surface Area of Cone (Sd) 129.0 cm2
Moving Mass (Mmd) g

Material Descriptions

 
Basket Stamped Steel
Terminal Size 0.25 X 0.03
Magnet Ferrite
Voice Coil Wire Copper
Voice Coil Form Kapton
Cone Black Talc Filled Polypropylene
Cone Edge Santoprene Rubber
Dust Cap Plastic
http://s3.amazonaws.com/misco/curves/SMB-60.JPG?1345610868
ID Description Measurements Tolerance
OD Outside Diameter 6.5 in. +/- 0.040”
CD Cutout Diameter 5.5 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 2.7 in. Maximum
FT Flange Thickness 0.18 in. +/- 0.050”
NW Net Weight 1081.0 g
ceramic