SB Acoustics SB29SWNRX-S75-6

SB Acoustics SB29SWNRX-S75-6

• Hard paper cone for improved piston operation (made in-house)
• Vented pole piece for minimum compression
• Vented cast aluminium chassis for optimum strength and low compression
• 3″ copper voice coil (4-layer) for improved power handling
• Long life silver lead wires
• Low damping medium hardness rubber surround for improved linearity and power handling
• Non-conducting fibre glass voice coil former for minimum damping

Specifications

• power handling (continuous/programme) = 200 W
• resonance frequency fs = 20 Hz
• impedance R = 6 Ohm
• sound pressure level SPL = 86 dB (2,83V; 1m)
• DC resistance Re = 4.5 Ohm
• force factor BL = 15.4 N/A
• effective piston radiating area Sd = 312 cm²
• effective mechanical mass incl. air load mms = 132 g
• equivalent volume of compliance Vas = 66 l
• total Q factor Qts = 0.29 (Qms=4.5, Qes=0.31)
• voice coil diameter = 75,6 mm
• mounting diameter d = 249 mm
• overall diameter d = 290 mm
• mounting depth (not countersunk) t = 119 mm