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SB Acoustics SB20PFC30-4 8" Paper Cone Woofer

€42,95

4 In stock

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SB Acoustics SB20PFC30-4 8" Paper Cone Woofer

5 reviews

Brand: SB Acoustics

Show all Bass-mid woofer

8" | 4 Ω

€ 42,⁹⁵ 4 In stock

We ship to United States of America
Ordered now, shipped tomorrow
At least two years warranty
45-day cooling-off period to return

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Product description SB Acoustics SB20PFC30-4 Bass-midwoofer

Highlights

Vented reinforced plastic chassis
Proprietary cone material with natural fibers made in-house
Soft low damping rubber surround for improved transient response
Large spider for improved linearity
Optimized motor system
Vented coil former for low compression
Non-resonant long life lead wires

Product details

SB Acoustics SB20PFC30-4 8" Paper Cone Woofer

The SB Acoustics SB20PFC30-4 is an 8" papyrus fiber paper cone woofer with a great value for its build quality and performance. Its components make it a good choice for many different enclosure types. An extended and smooth frequency response suggests simple crossovers, even none at all.

Specifications

Article number: SB20PFC30-4
EAN: 0696277269600
Woofer Series: SB Acoustics PFC Paper series
Woofer Type: Midwoofer
Nominal Diameter: 8"
Power Handling (RMS): 50 Watts
Impedance (Z): 4 ohms
Sensitivity (SPL at 1m / 2.83V): 92.5 dB
Voice Coil Diameter: 1.2"
DC Resistance (Re): 3.4 ohms
Voice Coil Inductance (Le): 0.71 mH
Resonant Frequency (Fs): 33.7 Hz
Mechanical Q (Qms): 2.78
Electromagnetic Q (Qes): 0.37
Total Q (Qts): 0.33
Diaphragm Mass Inc. Airload (Mms): 22.4 g
Mechanical Compliance of Suspension (Cms): 1 mm/N
Surface Area of Cone (Sd): 216 cm2
BL Product (BL): 6.6 Tm
Compliance Equivalent Volume (Vas): 2.33 ft.³
Maximum Linear Excursion (Xmax): 5.75 mm

Reviews

5 reviews

Review this product

5 of 5

erg tevreden goed product

By W-H on 21 April 2021

4 of 5

Heeft een mooie strakke bas

By Wil V. on 13 April 2021

5 of 5

Es wurde keine Beschreibung gegeben.

By Fabian S. on 16 May 2020

5 of 5

Correction: resonant is around 800 Hz :-) remark: for box and x-over proposals: marcus.brembs@gmx.de

By Maex on 23 September 2019

5 of 5

Very good quality. Altough there is a resonant around 1000 Hz (from the low damped rubber surround) I used it for 2 way speaker together with a SB acoustic SB21SDC-C000-4 soft dome ring tweeter, it delivers very clear midrange performance together with deep bass (50 L vented). Although the max Power is limited to somewhat 50-60 Watt RMS, the resulting acoustic power is great due to around 91 dB/W output of the speakers. I can send crossover propo...

By Maex on 9 July 2019