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SB Acoustics SB12NRX25-4 4" Midrange Woofer
SB Acoustics SB12NRX25-4 4" Midrange Woofer
SB Acoustics SB12NRX25-4 4" Midrange Woofer
SB Acoustics SB12NRX25-4 4" Midrange Woofer
SB Acoustics SB12NRX25-4 4" Midrange Woofer
SB Acoustics SB12NRX25-4 4" Midrange Woofer
SB Acoustics SB12NRX25-4 4" Midrange Woofer
SB Acoustics SB12NRX25-4 4" Midrange Woofer
SB Acoustics SB12NRX25-4 4" Midrange Woofer
SB Acoustics SB12NRX25-4 4" Midrange Woofer
SB Acoustics SB12NRX25-4 4" Midrange Woofer
SB Acoustics SB12NRX25-4 4" Midrange Woofer
SB Acoustics SB12NRX25-4 4" Midrange Woofer
SB Acoustics SB12NRX25-4 4" Midrange Woofer
SB Acoustics SB12NRX25-4 4" Midrange Woofer
SB Acoustics SB12NRX25-4 4" Midrange Woofer
SB Acoustics SB12NRX25-4 4" Midrange Woofer
SB Acoustics SB12NRX25-4 4" Midrange Woofer

SB Acoustics SB12NRX25-8 4" Midrange Woofer

SHIPMENT IN 7/10 WORKING DAYS
€57.00 €60.00 -5%
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SB Acoustics SB12NRX25-8 4" Midrange Woofer

The SB Acoustics SB12NRX25-8 4" Midwoofer is an excellent SB Acoustics Ferrite magnet midrange/midwoofer, featuring a high efficiency low damping rubber surround

The minimum purchase order quantity for the product is 2.

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SB Acoustics SB12NRX25-8 4" Midrange Woofer

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Product description

Proprietary cone material with natural fibres made in-house

High damping Butyl rubber surround for non-resonant sound character

Vented pole piece for reduced compression

Vented cast aluminium chassis for optimum strength and low compression

CCAW voice coil for reduced moving mass

Long life silver lead wires

Non-conducting fibre glass coil former for minimum damping

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Product details

SB Acoustics SB12NRX25-8 4" Midrange Woofer

The SB Acoustics SB12NRX25-8 4" Midwoofer is an excellent SB Acoustics Ferrite magnet midrange/midwoofer, featuring a high efficiency low damping rubber surround. Fitted with a proprietary composition paper cone, 1" voice coil. Very open cast frame for minimal reflections. Fs 55Hz, good level extended response up to 5KHz.

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Specifications

Article numberSB12NRX25-8
Woofer SeriesNRX Series
Woofer TypeMidwoofer
Nominal Diameter4"
Power Handling (RMS)30 Watts
Impedance (Z)8 ohms
Sensitivity (SPL at 1m / 2.83V)85.5 dB
Voice Coil Diameter1"
DC Resistance (Re)6.4 ohms
Voice Coil Inductance (Le)0.34 mH
Resonant Frequency (Fs)57 Hz
Mechanical Q (Qms)4.1
Electromagnetic Q (Qes)0.41
Total Q (Qts)0.37
Diaphragm Mass Inc. Airload (Mms)5.2 g
Mechanical Compliance of Suspension (Cms)1.49 mm/N
Surface Area of Cone (Sd)50 cm2
BL Product (BL)5.4 Tm
Compliance Equivalent Volume (Vas)0.18 ft.³
Maximum Linear Excursion (Xmax)5 mm

SB12NRX25-4
4 Items

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