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MODEL
 
DIAMETER (in)
POWER (W AES)
SEN. (dB 2.83V-1m)
FREQ. RANGE (Hz)
COIL DIAM. (in)
Fs (Hz)
Qts
Vas (l)
Xmax (mm)
NET WEIGHT (kg)
MAGNET
PDF Fav.
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3FR3033091160-200000.81600.490.674.50.57Ferr
3FR30Nd33091180-20.0000.81800.560.554.50.25Nd
4FR4044087100-200000.8920.882.830.55Ferr
4FR40Nd44088100-200000.8940.722.730.28Nd
12GA501225010270-180002901.163423.55Ferr

3FR30Nd

3FR30Nd

GRAPH

TECHNICAL SPECIFICATIONS

Nominal diameter77 mm 3 in
Nominal impedance8 Ohm
Minimum impedance6.4 ohm
Power capacity30 W AES
Program power60 W
Sensitivity91 dB @ 1 W/1m @ ZN
Frequency range180-20.000 Hz
Voice coil diameter20.3 mm 0.8 in
BL factor4.8 N/A
Moving mass0.002 Kg
Winding length10.5 mm
Air gap height3 mm

THIELE SMALL PARAMETERS

Fs180 Hz
Re5.4 ohm
Qms9.5
Qes0.6
Qts0.56
Vas0.55 l
Cms357 µm / N
Rms0.26 kg/s
Efficiency %0.52
Sd0.003 m²
Xmax4.5 mm
Vd13.5 cm³
Le @1 kHz0.3 mH

CONSTRUCTIVE DETAILS

Net weight0.25 kg 0.55 lb
Total weight0.40 kg 0.95 lb
MagnetNeodymium

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