SB Acoustics Speaker Woofer Driver 10″ SB29NRX75-8

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

Specs
- Nominal Impedance 8 Ω
- DC resistance, Re 6.2 Ω
- Voice coil inductance, Le 2.3 mH
- Effective piston area, Sd 312 cm2
- Voice coil diameter 75.6 mm
- Voice coil height 28 mm
- Air gap height 6 mm
- Linear coil travel (p-p) 22 mm
- Magnetic flux density 0.9 T
- Magnet weight 2.1 kg
- Net weight 5.40 kg
- Free air resonance, Fs 26 Hz
- Sensitivity (2.83V/1m) 88 dB
- Mechanical Q-factor, Qms 7.06
- Electrical Q-factor, Qes 0.39
- Total Q-factor, Qts 0.37
- Moving mass incl. air,Mms 58.9 g
- Force factor, Bl 12.4 Tm
- Equivalent volume, Vas 85.6 liters
- Compliance, Cms 0.63 mm/N
- Mechanical loss, Rms 1.4 kg/s
- Rated power handling* 200 W
* IEC 268-5, T/S parameters measured on drive units that are broken in.