SB Acoustics SW26DBAC-00 10" Passive Radiator, black aluminum

SB Acoustics SW26DBAC-00 10" Passive Radiator, black aluminum, 400gDual rigid aluminum cone structure

• Cast aluminium chassis for optimum strength
• Low damping medium hardness rubber surround for improved dynamic linearity and mechanical stability
• Easily adjustable moving mass

SB Acoustics has made this new passive radiator to match their active SW26DBAC76 woofers.  Simulating them in BassBox Pro produces some very good looking results.  

• Effective piston area, Sd 312 cm²
• Free air resonance, Fs 13 Hz
• Compliance, Cms 0.39 mm/N
• Moving mass incl. air,Mms 400 g
• Mechanical loss, Rms 3.7 kg/s
• Mechanical Q-factor, Qms 8.8
• Equivalent volume, Vas 54 liters
• Net weight 1.87 kg
• Max Mechanical Cone Excursion, Xmech ±17 mm

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