SB Acoustics 8 SB23NRXS45-8 Woofer buy at hifisound.de

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SB Acoustics 8 SB23NRXS45-8 Woofer

Key features

Soft low damping rubber surround for improved transient response
Shorting ring in motor system for reduced distortion
Vented pole piece for reduced compression
Vented cast aluminum chassis for optimum strength and low compression
Shallow design
Non-conducting fiber glass voice coil former for minimum damping
CCAW voice coil for reduced moving mass
Long life silver lead wires

Short data

Usage as	Woofer
Power Handling	60 Watt
Impedance	8 Ohm

Frequency from	150 Hz
Max. Frequency	1 kHz
Sound pressure	88.5 dB

Chassis-data

Overall dimensions	234 mm
Baffle cutout	198 mm
Depth (Total)	89.17 mm

Voice coil Ø	45.5 mm
Voice coil height	19 mm
Air gap height	6 mm
Magnet Ø	120 mm
Magnet-weight	800 g

Thiele-Small-Parameter

Resonance fs	fs: 27 Hz
Mechanical Q	Qms: 5.4
Electrical Q	Qes: 0.41
Total Q	Qts: 0.38
Equivalent Air-Volumen	Vas: 94 Liter
DC-Resistance	Re: 5.6 Ohm
Coil Inductance	Le: 0.6 mH

Mech. Compliance	Cms: 1.42 mm/N
Moving Mass	Mms: 11.2 g
mech. Resistance	Rms: 0.77 kg/s-¹
Max. Excursion +/-	Xmax: 13 mm
BL Product	Bl: 7.5 N/A
Membrane Area	Sd: 216 cm²
Sound pressure	dB: 88.5 SPL

Frequency & Impedance

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Productinfo (EN)

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