SB Acoustics SB17CAC35-8 OHM Mid-Woofer, Ceramic

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SB Acoustics SB17CAC35-8 OHM Mid-Woofer, Ceramic

Features
  • Vented cast aluminum chassis for optimum strength and low compression
  • Geometrically reinforced ceramic cone for optimum piston operation and reduced break-up
  • Soft low damping rubber surround for improved transient response
  • Non-conducting fibre glass voice coil former for minimum damping
  • Extended copper sleeve on pole piece for low inductance and low distortion
  • CCAW voice coil for reduced moving mass
  • Long life silver lead wires
  • Vented pole piece for reduced compression
Specs
  • Nominal Impedance 8 Ω
  • DC resistance, Re 5.7 Ω
  • Voice coil inductance, Le 0.15 mH
  • 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 1.0 T
  • Magnet weight 0.54 kg
  • Net weight 1.56 kg
  • Free air resonance, Fs 28 Hz
  • Sensitivity (2.83 V / 1 m) 86.5 dB
  • Mechanical Q-factor, Qms 4.46
  • Electrical Q-factor, Qes 0.40
  • Total Q-factor, Qts 0.36
  • Moving mass incl. air, Mms 15.4 g
  • Force factor, Bl 6.2 Tm
  • Equivalent volume, VAS 42 liters
  • Compliance, Cms 2.13 mm/N
  • Mechanical loss, Rms 0.6 kg/s
  • Rated power handling* 60 W
* IEC 268-5, T/S parameters measured on drive units that are broken in.

Short data

Usage as Bass-Midrange
Power Handling 60 Watt
Impedance 8 Ohm
 
Frequency from 28 Hz
Max. Frequency 3 kHz

Chassis-data

Overall dimensions 171 mm
Baffle cutout 114.9 mm
Front material Aluminium
Frame Material Aluminium diecast
Membrane Type Cone
Membrane Surround Rubber
Membrane Material Ceramic
Dustcap Material Aluminium
 
Voice coil Ø 35.5 mm
Voice coil height 16 mm
Voice coil material CCAW
Air gap height 5 mm
Magnet-weight 0.54 g
Magnet-inductance 1.0 T

Thiele-Small-Parameter

Resonance fs fs: 28 Hz
Mechanical Q Qms: 4.46
Electrical Q Qes: 0.4
Total Q Qts: 0.36
Equivalent Air-Volumen Vas: 42 Liter
DC-Resistance Re: 5.7 Ohm
Coil Inductance Le: 0.15 mH
 
Mech. Compliance Cms: 2.13 mm/N
Moving Mass Mms: 15.4 g
mech. Resistance Rms: 0.6 kg/s-¹
Max. Excursion +/- Xmax: 11 mm
BL Product Bl: 6.2 N/A
Membrane Area Sd: 118 cm²
Sound pressure dB: 86.5 SPL

Frequency (EN)

Technical Drawing (EN)

PDF-Product information

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