SB AUDIENCE | Subwoofer

SB Audience NERO-21SW1100D Subwoofer

Name: SB Audience Audience mélysugárzó | HQ AudioParts
Brand: SB Audience
SKU: NERO-21SW1100D
Price: 203990.00 HUF
Availability: LimitedAvailability

SKU: NERO-21SW1100D

533.4 mm 8 Ω

Deliver deep, authoritative low-end response for high-output sound systems with this 21-inch subwoofer. Its 12.2 mm linear excursion and 101 dB sensitivity ensure powerful, controlled bass reproduction. The total Q factor of 0.34 supports efficient performance in sealed and vented enclosures.

203 990 Ft

(160 622 Ft + VAT)

Saját raktár Out of stock

Külső raktár 2. 4 pcs júl. 9.

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Technical data

Nominal diameter	533.4 mm
Impedance	8 Ω
Resonance frequency (Fs)	32 Hz
Sensitivity (SPL at 1 m / 2.83 V)	101 dB
Maximum linear deflection (Xmax)	12.2 mm

Total Q (Qts)	0.34
Electromagnetic Q (Qes)	0.35
Mechanical Q (Qms)	10.92
DC resistance (Re)	5.1 Ω
Voice coil inductance (L_e)	1.29 mH
BL product (BL)	30 T·m
The surface area of the cone (Sd)	1654.7 cm²
Equivalent volume (Iron)	312.6 l
Mechanical compliance of the suspension (Cms)	0.08 mm/N
Drive mechanical losses (RMS)	5.67 kg/s
Woofer type	D6S Audio DAC
Voice coil wire material	FIBSV
Magnetic material	Ferrite
Basket / frame material	Aluminum
Subwoofer Series	SB Audience Nero Series
Dimensions (mm)	54 mm
Screw head diameter	518 mm
Diameter of the baffle cutout	518 mm
# Mounting holes	8
Diameter of the access opening	6.5 mm
Depth	248.7 mm

The SB Audience NERO-21SW1100D is a formidable 21-inch subwoofer engineered to deliver deep, authoritative low-end response for high-output sound systems. This driver is ideally suited for professional audio installations, large-scale PA systems, and custom home theatre setups where uncompromising bass performance is essential. Its robust construction and high power handling make it a reliable choice for demanding applications, from live concerts to immersive cinema experiences.

Technically, the NERO-21SW1100D boasts a 12.2 mm linear excursion (Xmax) and an impressive 101 dB sensitivity (SPL 1m/2.83V), ensuring powerful, controlled bass reproduction with minimal distortion. The total Q factor (Qts) of 0.34, combined with a low electromagnetic Q (Qes) of 0.35 and a high mechanical Q (Qms) of 10.92, indicates excellent damping and transient response. The voice coil, constructed from FIBSV material, has an inductance (Le) of 1.29 mH and a DC resistance (Re) of 5.1 ohms. With a nominal diameter of 533.4 mm and a cut-out diameter of 518 mm, this subwoofer requires eight mounting holes on a 518 mm bolt circle. The mechanical losses (Rms) are rated at 5.67, contributing to its overall efficiency and control. This driver is engineered for those who demand the very best in low-frequency performance.