SB Acoustics SB17MFC35-8 6'' Polypropylene Cone Woofer - 8 ohms

SB Acoustics

SB Acoustics SB17MFC35-8 6'' Polypropylene Cone Woofer


Product Specifications
Nominal Impedance 8 ohms
DC resistence,Re 5.7 ohms
voice coil inductance,Le 0.15 mH
Free air resonance,Fs 33 Hz
Sensitivity(2.83V/1m) 88dB
Mechanical Q-factor,Qms 4.9
Electrical Q-factor,Qes 0.40
Total Q-factor,Qts 0.37
Moving mass incl. air,Mms 11.8 g
Force factor,BI 5.9Tm
Equivalent volume,Vas 39 liters
Compliance,Cms 1.97 mm/N
Mechanical loss,Rms 0.5 Kg/s
Rated power handling* 60W
Effective piston area,Sd 118 cm²
Voice coil diameter 35.5 mm
Voice coil height 16 mm
Air gap height 5 mm
Linear coil travel(p-p) 11 mm
Magnetic flux density 1 T
Magnetic weight 0.54 Kg
Net weight 1.56 Kg

Suggested Box alignment:

  • In a 0.35 cubic foot sealed box your F3 is about 75Hz.
  • In a 0.5 cubic foot box with a 1.5" diameter vent by 6" long your F3 is about 50Hz.
  • In a 0.75 cubic foot box with a 2" diameter vent by 7" long your F3 is about 45Hz.

Frequency and Impedance Graph:

SB Acoustics SB17MFC35-8 6'' Polypropylene Cone Woofer

Drawing:

SB Acoustics SB17MFC35-8 6'' Polypropylene Cone Woofer