SB Acoustics SW26DBAC76-4 Subwoofer buy at hifisound.de

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SB Acoustics SW26DBAC76-4 Subwoofer

Features

Unique patented long through shallow design
Vented cast aluminum chassis for optimum strength and low compression
Dual rigid aluminum cone structure
Non-conducting fiber glass coil former for minimum damping
Shorting ring in motor system for reduced distortion
3 copper voice coil for improved power handling
Long life insulated silver lead wires
Powerful neodymium motor system

Specs

Nominal Impedance 4 Ω
DC resistance, Re 3.2 Ω
Effective piston area, Sd 312 cm2
Voice coil diameter 75.5 mm
Voice coil height 30 mm
Air gap height 6 mm
Linear coil travel (p-p) 24 mm
Magnetic flux density 1.0 T
Magnet weight 281 g
Net weight 3.43 kg
Free air resonance, Fs 22 Hz
Sensitivity (2.83V/1m) 86 dB
Mechanical Q-factor, Qms 4.5
Electrical Q-factor, Qes 0.51
Total Q-factor, Qts 0.46
Moving mass incl. air,Mms 134 g
Force factor, Bl 10.8 Tm
Equivalent volume, Vas 54 ltr.
Compliance, Cms 0.39 mm/N
Mechanical loss, Rms 4.1 kg/s
Rated power handling* 200 W

* IEC 268-5, T/S parameters measured on drive units that are broken in.

Short data

Usage as	Woofer
Power Handling	200 Watt
Impedance	4 Ohm

Frequency from	20 Hz
Max. Frequency	1 kHz

Chassis-data

Overall dimensions	290 mm
Baffle cutout	249 mm
Depth (Total)	84.6 mm
Front material	Alu mounting ring
Frame Material	Aluminium diecast
Membrane Type	Cone
Membrane Surround	Rubber
Membrane Material	Alu / Magnesium
Dustcap Material	Aluminium

Voice coil Ø	75.5 mm
Voice coil height	30 mm
Magnet-weight	3.43 g
Magnet-inductance	1 T

Thiele-Small-Parameter

Resonance fs	fs: 22 Hz
Mechanical Q	Qms: 4.5
Electrical Q	Qes: 0.51
Total Q	Qts: 0.46
Equivalent Air-Volumen	Vas: 54 Liter
DC-Resistance	Re: 3.2 Ohm

Mech. Compliance	Cms: 0.39 mm/N
Moving Mass	Mms: 134 g
mech. Resistance	Rms: 4.1 kg/s-¹
Max. Excursion +/-	Xmax: 12 mm
BL Product	Bl: 10.8 N/A
Membrane Area	Sd: 312 cm²
Sound pressure	dB: 86 SPL

Frequency (EN)

Technical Drawing (EN)

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Product Informations (EN)

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