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SB12PACR25-4

Reste 12 en stock
SB ACOUSTICS SB12PACR25-4, 12cm ALUMINUM CONE MIDWOOFER 4OHM
33,57 $CAeach
Product Specifications
Manufacturer SB ACOUSTICS
Speaker Type Aluminum Cone Midbass
Nominal Diameter 12cm
Impedance 4 ohms
Power Handling (RMS) 30 W
Frequency Response 52.5 Hz
Sensitivity 87 dB
Voice Coil Diameter 25mm
SB ACOUSTICS SB12PACR25-4, 12cm ALUMINUM CONE MIDWOOFER 4OHM
Features Vented reinforced plastic chassis
Anodised aluminium cone
Low damping rubber surround
Large vented motor system
Long stroke linear suspension
Light weight CCAW voice coil
Non-conducting fibreglass coil former
Non-resonant long life lead wires

Specs Nominal Impedance 4 Ω
DC resistance, Re 3.1 Ω
Voice coil inductance, Le 0.25 mH
Effective piston area, Sd 50 cm2
Voice coil diameter 25.4 mm
Voice coil height 15 mm
Air gap height 5 mm
Linear coil travel (p-p) 10 mm
Magnetic flux density 1.03 T
Magnet weight 0.40 kg
Net weight 0.86 kg
Free air resonance, Fs 52.5 Hz
Sensitivity (2.83 V / 1 m) 87 dB
Mechanical Q-factor, Qms 5.0
Electrical Q-factor, Qes 0.33
Total Q-factor, Qts 0.31
Moving mass incl. air, Mms 6.1 g
Force factor, Bl 4.35 Tm
Equivalent volume, VAS 5.3 liters
Compliance, Cms 1.50 mm/N
Mechanical loss, Rms 0.4 kg/s
Rated power handling* 30 W
* IEC 268-5, T/S parameters measured on drive units that are broken in.
Spécifications technique
  • SB Acoustics
  • Midbass
  • 116 - 135mm (4.6 - 5.3")
  • 4 ohms
  • Aluminium, Metal Cone
  • 0 - 50 Watts
  • 80 - 89 dB, 96 db
NOM DU FICHIER ACTION
sb12pacr254.pdf Télécharger

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