LOUDSPEAKER 4"FR40Nd 8 OH
This product is discontinued
Technical specifications
Nominal diameter
100 mm 4 in
Nominal impedance
8 Ohm
Minimum impedance
7.2 ohm
Power capacity
40 W AES
Program power
80 W
Sensitivity
88 dB 1 W @ 1 m @ ZN
Frequency range
100-20000 Hz
Voice coil diameter
20.3 mm 0.8 in
BL factor
4.7 N/A
Moving mass
0.0045 kg
Winding length
7.7 mm
Air gap height
4 mm
Parameters Thiele & Small
Fs
94 Hz
Re
6.4 ohm
Qms
10.8
Qes
0.78
Qts
0.73
Vas
2.7 l
Cms
627 µm / N
Rms
0.25 kg/s
Efficiency %
0.28
Sd
0.0055 m²
Xmax
3 mm
Vd
11 cm³
Le @1 kHz
0.2 mH
Construction details
Net weight
0.28 kg 0.62 lb
Total weight
0.45 kg 0.99 lb
Magnet
Neodymium
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