Product Specifications |
Manufacturer | SB ACOUSTICS |
Tweeter Type | Textile Dome Waveguide Tweeter |
Cone / Dome Diameter | 25mm |
Impedance | 4 ohms |
Power Handling (RMS) | 120 W |
Resonance Frequency | 780 Hz |
Sensitivity | 93 dB |
SB ACOUSTICS SB26STWGC-4, 25mm TEXTILE DOME WAVEGUIDE TWEETER Features
Solid aluminium waveguide
Controlled directivity
Adapter ring for bolt-less mounting to driver
Copper cap for reduced voice coil inductance and minimum phase shift
Non-reflective rear chamber with optimized damping for improved dynamics
Flow optimized vented pole piece for optimum coupling to rear chamber
Fine weave soft fabric dome for smooth frequency response
Saturation controlled motor system for low distortion
CCAW voice coil for low moving mass
Long life silver lead wires
Low resonance frequency
Specs
Nominal Impedance 4 Ω
DC resistance, Re 3.2 Ω
Voice coil inductance, Le – 0.04 mH
Effective piston area, Sd – 6.2 cm2
Voice coil diameter 25.4 mm
Voice coil height 1.3 mm
Air gap height 2.5 mm
Linear coil travel (p-p) 1.2 mm
Moving mass incl. air, Mms – 0.3 g
Free air resonance, Fs 780 Hz
Sensitivity (2.83V/1m) 93 dB
Mechanical Q-factor, Qms – 2.8
Electrical Q-factor, Qes – 2.1
Total Q-factor, Qts – 1.2
Force factor, Bl – 1.6 Tm
Rated power handling* 120 W
Magnetic flux density 1.15 T
Magnet weight 0.22 kg
Net weight 0.61 kg
*IEC 268-5, high-pass Butterworth, 2600 Hz, 12 dB/oct