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SB Acoustics SB12PACR25-4 Alu 4" Woofer
Specifications
power handling (continuous/programme) = 30 W
frequency range = 60-12000 Hz
resonance frequency fs = 52.5 Hz
impedance R = 4 Ohm
sound pressure level SPL = 87 dB (2,83V; 1m)
DC resistance Re = 3.1 Ohm
force factor BL = 4.35 N/A
voice coil inductance L = 0.25 mH
effective piston radiating area Sd = 50 cm2
effective mechanical mass incl. air load mms = 6.1 g
equivalent volume of compliance Vas = 5.3 l
total Q factor Qts = 0.31 (Qms=5.0, Qes=0.33)
voice coil diameter = 25,4 mm
mounting diameter d = 102 mm
overall diameter d = 108.9mm
mounting depth (not countersunk) t = 59 mm
- 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
Specifications
power handling (continuous/programme) = 30 W
frequency range = 60-12000 Hz
resonance frequency fs = 52.5 Hz
impedance R = 4 Ohm
sound pressure level SPL = 87 dB (2,83V; 1m)
DC resistance Re = 3.1 Ohm
force factor BL = 4.35 N/A
voice coil inductance L = 0.25 mH
effective piston radiating area Sd = 50 cm2
effective mechanical mass incl. air load mms = 6.1 g
equivalent volume of compliance Vas = 5.3 l
total Q factor Qts = 0.31 (Qms=5.0, Qes=0.33)
voice coil diameter = 25,4 mm
mounting diameter d = 102 mm
overall diameter d = 108.9mm
mounting depth (not countersunk) t = 59 mm
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