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SB Acoustics SB29 BAC-C000-4 Beryllium Tweeter

https://sbacoustics.com/product/sb29bac-c000-4/
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SB Acoustics SB29 BAC-C000-4 Beryllium Tweeter
SB Acoustics SB29 BAC-C000-4 Beryllium Tweeter

Read test Troels Gravesen, please here!

Specs
  • Nominal Impedance 4 Ω
  • DC resistance, Re 3.0 Ω
  • Voice coil inductance, Le 0.05 mH
  • Effective piston area, Sd 9.6 cm2
  • Voice coil diameter 29.0 mm
  • Voice coil height 2.0 mm
  • Air gap height 2.5 mm
  • Linear coil travel (p-p) 0.5 mm
  • Moving mass incl. air, Mms 0.46 g
  • Free air resonance, Fs 650 Hz
  • Sensitivity (2.83V/1m) 93 dB
  • Mechanical Q-factor, Qms 2.71
  • Electrical Q-factor, Qes 1.22
  • Total Q-factor, Qts 0.84
  • Force factor, Bl 2.4 Tm
  • Rated power handling* 80 W
  • Magnetic flux density 1.1 T
  • Magnet weight 0.22 g
  • Net weight 0.5 kg
* IEC 268-5, high-pass Butterworth, 2600 Hz, 12 dB/oct

Short data

Usage as Tweeter
Power Handling 80 Watt
Impedance 4 Ohm
 
Frequency from 1500 Hz
Max. Frequency 30 kHz

Chassis-data

Overall dimensions Ø104 mm
Baffle cutout Ø70 mm
Depth (Total) 40.23 mm
Front material Aluminium
Membrane Type Dome
Membrane Material Beryllium
 
Voice coil Ø 29 mm
Voice coil height 2 mm
Magnet Ø 70 mm

Thiele-Small-Parameter

Resonance fs fs: 650 Hz
Mechanical Q Qms: 2.71
Electrical Q Qes: 1.22
Total Q Qts: 0.84
DC-Resistance Re: 3.0 Ohm
Coil Inductance Le: 0.05 mH
 
Moving Mass Mms: 0.46 g
BL Product Bl: 2.4 N/A
Membrane Area Sd: 9.6 cm²
Sound pressure dB: 93 SPL

Frequency and Impedance

Technical Drawing

You receive a 2 year warranty from the date of purchase for all of our high quality hifi-products.

If you observe any problem while using the product, you have the possibility to contact our friendly service team.

You can also easily manage your guarantee concern – without being obliged to – under the section My Account.