Aurasound NS3-194-4B 3" Full Range

Aurasound NS3-194-4B 3" Full Range

• Paper cone with whizzer


• 4 ohm


• Coated cloth surround


• NRT Neodymium radial magnet - shielded


• Underhung copper voice coil

 

Nominal Impedance
 4
ohm


DC Resistance (Re)
 3.5
ohm


Voice Coil Inductance (Le)
 
mH


Effective Piston Area (Sd)
31
cm2


Voice Coil Diameter
 19.4
mm


Voice Coil Height
 7.6
mm


Air Gap Height
 8.4
mm


Linear Coil Travel (p-p)
0.4
mm


Maximum excursion (p-p)
 
T


Magnet Weight
 
kg


Net Weight
 0.19
kg


Free Air Resonance
120
Hz


Sensitivity (1W/1m)

 85
dB


Mechanical Q-factor (Qms)
4.88
 


Electrical Q-factor (Qes)
 0.70
 


Total Q-factor (Qts)
 0.60
 


Moving Mass incl. air (Md)
 2.25
g


Force Factor (BL)
 2.9
Tm


Equivalent Volume (Vas)
 1.1
ltrs


Compliance (Cms)
 800
um/N


Mechanical Loss (Rm)
 
kg/s


Rated Power Handling
 20
Watt


Overall diameter
 80
mm


Cutout diameter
 73
mm


Flange thickness
 0.75
mm


Depth
 42.8
mm

Recommended Enclosure:

1 liter sealed (61 cubic inches) for an F3 of 155Hz

<
p>Maybe these would work in an open baffle array, but with a high pass crossover to limit the low end.