SB Acoustics SB23MFCL45-4

SB Acoustics SB23MFCL45-4 8" Woofer

• Long stroke design
• Linear high stability suspension
• Low damping rubber surround
• Long copper voice coil
• Non-conducting reinforced fibre glass coil former
• Very stiff mineral filled Polypropylene cone
• Vented cast aluminium chassis
• Large vented motor system
• Long life silver lead wires
• Optimized for smaller enclosures

Specifications

• power handling (continuous/programme) = 150 W
• resonance frequency fs = 27 Hz
• impedance R = 4 Ohm
• sound pressure level SPL = 87.5 dB (2,83V; 1m)
• DC resistance Re = 3.3 Ohm
• force factor BL = 9.6 N/A
• voice coil inductance L = 0,73 mH
• effective piston radiating area Sd = 210 cm²
• effective mechanical mass incl. air load mms = 59 g
• equivalent volume of compliance Vas = 37 l
• total Q factor Qts = 0.34 (Qms=7.7, Qes=0.36)
• voice coil diameter = 45,5 mm
• mounting diameter d = 198 mm
• overall diameter d = 234 mm
• mounting depth (not countersunk) t = 122.5 mm