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4" BST 422 MK3
Code Number : 77


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Fullrange


Spesifikasi :
Diameter Speaker (inch/mm)
Impedansi (Ω)
Nominal power handling (Watt) ¹
Program power (Watt)²
Lebar daerah frekuensi (Hz)
SPL (2.83 V / 1 m) (dB)
Medan magnet (T)
Berat magnet (Kg/Oz)
Voice coil diameter (mm)
Voice coil material

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4 inch / 101mm
4 Ω
20 Watt
40 Watt
146 Hz - 16500 Hz
90.5 dB
1.03 T
0.14 kg / 5.1 Oz
20.4 mm
KRAFT SV
- (¹) AES standard, test mode with continuous pink noise signal (6 dB crest factor; 2 hours)
within the Fo to 10Fo power calculated on rated nominal impedance. Loudspeaker in free air
- (²) Power on continous program is defined as 3dB greater than nominal power handling.
Parameter “Thiele-Small” :
Frekuensi Resonansi / Fs (Hz)
DCR (Ω)
Qts
Qes
Qms
Mms (g)
Cms (mm/N)
BL Product (Tm)
Vas (liters)
No (%)
Sd (cm2)
Xmax (mm)
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146 Hz
3.6 Ω
1.12
1.37
6.31
2.8 g
0.45 mm/N
2.6 Tm
1.9 liters
0.4 %
55.4 cm²
1.54 mm