SB Acoustics 4" Passive radiator, round, SB12PFCR-00

SB Acoustics 4" Passive radiator, round, SB12PFCR-00

Special Features

• Vented reinforced plastic chassis
• Proprietary cone material with natural fibres made in-house
• Low damping rubber surround
• Long stroke linear suspension
• Easily adjustable moving mass

Specifications:

• Effective piston area, Sd 50 cm²
• Free air resonance, Fs 34 Hz
• Compliance, Cms 1.2 mm/N
• Moving mass incl. air,Mms 18.8 g
• Mechanical loss, Rms 0.32 kg/s
• Mechanical Q-factor, Qms 12.5
• Equivalent volume, Vas 4.2 liters
• Net weight 83 g
• Max Mechanical Cone Excursion, Xmech ±9 mm

T/S parameters measured on drive units that are broken in.