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SL12B25P - Standard Light Series

Neodymium series with a steel basket, a 12" speaker with solid tone.

 

 

General Characteristics
Nominal Overall Diameter
318 mm
12 in
Nominal Voice Coil Diameter
65 mm
2.5 in
Magnet Weight
220 g
7.75 oz
Overall Weight
5.07 lbs
Flux Density
1.15 T
Thiele-Small Parameters
Voice Coil DC Resistance
RE
5.58 ohms
Resonance Frequency
ƒS
48.3 Hz
Mechanical Q Factor
QMS
4.11
Electrical Q Factor
QES
0.37
Total Q Factor
QTS
0.34
Mechanical Moving Mass
MMS
49.2 g
Mechanical Compliance
CMS
221 µm/N
Force Factor
BxL
14.90 Wb/m
Equivalent Acoustic Volume
VAS
75.3 lt.
Maximum Linear Displacement
XMAX
+/- 3.0 mm
Reference Efficiency
nO
2.17 %
Diaphragm Area
SD
490.9 cm2
Losses Electrical Resistance
RES
61.1 ohms
Voice Coil Inductance @ 1kHz
LE
0.75 mH
Constructive Characteristics
Magnet
Neodymium
Voice Coil Winding
Copper
Voice Coil Former
Kapton
Cone
Paper
Surround
Treated Cloth
Dust Dome
Solid Paper
Basket
Pressed Sheet Steel
Electrical Characteristics
Nominal Impedance
8 ohms
Rated Power
250 W
Musical Power
500 W
Sensitivity@1W, 1m
97.1 dB