Dayton Audio MB820-8 Midbass Woofer

Built for high impact and low distortion, the MB820-8 8” midbass is a great choice for use in dynamic, high output 2-way and 3-way designs. With a damped paper cone, treated cloth spider, and powerful ferrite motor these drivers will deliver incredible clarity and detail even when pushed to extreme SPL levels. Suitable for use in professional speakers, studio monitors, and even car audio systems, these are incredibly flexible mid-bass drivers.

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Highlights

94dB sensitivity and 200 watt continuous power handling allows the incredible output

2” voice coil and 40 oz ferrite magnet with vented pole-piece

Lightweight paper cone and cloth surround

Wide 100Hz-7.5kHz usable frequency response

Great for 2 or 3-way pro audio, car, or home hi-fi systems

Excellent choice for use in musical instrument applications

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Product details 

Dayton Audio MB820-8 8" Professional High Power Midbass Driver 8 Ohm

Dayton Audio’s MB820-8 8” professional mid-bass driver is engineered to provide maximum impact output while keeping distortion to a minimum. This mid-bass uses a powerful, vented ferrite magnetic motor and lightweight paper cone with cloth surround to achieve high SPL and loads of clarity. While optimized for 2-way pro audio systems, this driver is versatile enough for car audio and home hi-fi mid-bass work, and even musical instrument applications, such as bass guitar and keyboard. The MB820-8 is an 8 ohm 8” with a 2” voice coil and a 40oz ferrite magnet design. It offers a lot of bang-for-the-buck at 94dB SPL and 200 watts of continuous power handling. The MB820-8 has a wide and smooth usable frequency response from 100Hz-7.5kHz.

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Specifications

Article number MB820-8

Woofer Type Midbass Driver

Nominal Diameter 8"

Power Handling (RMS) 200 Watts

Power Handling (max) 400 Watts

Impedance (Z) 8 Ohm

Sensitivity 94dB 2.83V/1m

Frequency Response 100 to 7,500Hz

Voice Coil Diameter 2"

DC Resistance (Re) 5.26Ω

Voice Coil Inductance (Le) 1.04mH

Resonant Frequency (Fs) 69Hz

Mechanical Q (Qms) 3.83

Electromagnetic Q (Qes) 0.52

Total Q (Qts) 0.46

Diaphragm Mass Inc. Airload (Mms) 20.9g

Mechanical Compliance of Suspension (Cms) 0.26mm/N

Surface Area of Cone (Sd) 208.9cm²

BL Product (BL) 9.57T·m

Compliance Equivalent Volume (Vas) 0.56ft³

Maximum Linear Excursion (Xmax) 4mm

Cone / Diaphragm Material Paper

Surround Material Cloth

Voice Coil Wire Material CCA

Basket / Frame Material Steel

Magnet Material Ferrite

Overall Outside Diameter 8.22"

Overall Depth 3.6"

Baffle Cutout Diameter 7.13"

# Mounting Holes 8

Sealed Volume 0.3ft³

Sealed F3 120Hz

Vented Volume 0.7ft³

Vented F3 61Hz