SB Acoustics SB26STAC-C000-4 Tweeter buy at hifisound.de

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SB Acoustics SB26STAC-C000-4 Tweeter

Key features

Cast aluminium faceplate
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

Short data

Usage as	Tweeter
Power Handling	80 Watt
Impedance	4 Ohm

Frequency from	1500 Hz
Max. Frequency	30 kHz
Sound pressure	90 dB

Chassis-data

Overall dimensions	100 mm
Baffle cutout	82.2 mm
Depth (Total)	39.7 mm
Membrane Type	Dome
Membrane Surround	Coated Textile
Membrane Material	Coated textile

Voice coil Ø	22.4 mm
Voice coil height	1.5 mm
Air gap height	2.5 mm
Magnet Ø	70 mm
Magnet-weight	22 g

Thiele-Small-Parameter

Resonance fs	fs: 760 Hz
Mechanical Q	Qms: 2.54
Electrical Q	Qes: 1.64
Total Q	Qts: 1.00
DC-Resistance	Re: 3.1 Ohm
Coil Inductance	Le: 0.04 mH

Moving Mass	Mms: 0.25 g
Max. Excursion +/-	Xmax: 1.0 mm
BL Product	Bl: 1.6 N/A
Membrane Ø	Md: 20.4
Membrane Area	Sd: 4.6 cm²
Sound pressure	dB: 90 SPL

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