This is a 2½ DMA SERIES PASSIVE RADIATOR of brand Dayton Audio.

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TECHNICAL SHEET
Title 2½ DMA SERIES PASSIVE RADIATOR
Notes DAYTON AUDIO Dayton Audios DMA70-PR 2-1/2 aluminium cone passive radiator allows you to tune small enclosures lower than possible using conventional ports. Matching the DMA series of drivers drivers perfectly, this passive radiator is perfect for use in ultra-small designs like smart speakers, sound bars, and portable Bluetooth speakers. - Perfect match for the Dayton Audio DMA series drivers Allows tuning small enclosures lower than possible using conventional ports Rear mounted threaded post allows easy mass adjustment for custom tuning DIY friendly, oversized mounting flange makes installation simple - The DMA70-PR 2-1/2 passive radiator from Dayton Audio is the perfect option for achieving low tuning frequencies from the smallest enclosure designs. This incredibly small passive radiator has all the features you would expect lager units including adjustable mass, aluminium cone, and rubber surround. Visually identical to Dayton Audios full-range DMA series drivers, the DMA70-PR can also be used with any small driver that requires a low tuning frequency. The threaded rod and included wing nut on the back of the cone makes it easy to add mass to tune the radiator as needed for your projects. Whether you are building a smart speaker, sound bar, or portable Bluetooth speaker, the Dayton Audio DMA70-PR introduces a new range of possibilities. Specifications: • Fs: 34.5 Hz • Vas: 0.046 ft³ (1.32 liters) • Qms: 3.86 • Cms: 1.77 mm/N • Mms: 12.0 g • Rms: 1.49 kg/s • Sd: 22.9 cm² • Xmech: 7 mm • Dimensions: Overall diameter: 2.75 x 2.75, Cutout diameter: 2.52, Depth: 1.73. Tip: As a general rule, the passive radiator(s) should have at least double the displacement of air (Vd) as the active woofer(s)/subwoofer(s) in the system. To calculate Vd: Sd x Xmax = VdThe DMA70-PR 2-1/2 passive radiator from Dayton Audio is the perfect option for achieving low tuning frequencies from the smallest enclosure designs. This incredibly small passive radiator has all the features you would expect lager units including adjustable mass, aluminum cone, and rubber surround. Visually identical to Dayton Audios full-range DMA series drivers, the DMA70-PR can also be used with any small driver that requires a low tuning frequency. The threaded rod and included wing nut on the back of the cone makes it easy to add mass to tune the radiator as needed for your projects. Whether you are building a smart speaker, sound bar, or portable Bluetooth speaker, the Dayton Audio DMA70-PR introduces a new range of possibilities. Specifications: • Fs: 34.5 Hz • Vas: 0.046 ft³ (1.32 liters) • Qms: 3.86 • Cms: 1.77 mm/N • Mms: 12.0 g • Rms: 1.49 kg/s • Sd: 22.9 cm² • Xmech: 7 mm • Dimensions: Overall diameter: 2.75 x 2.75, Cutout diameter: 2.52, Depth: 1.73. Tip: As a general rule, the passive radiator(s) should have at least double the displacement of air (Vd) as the active woofer(s)/subwoofer(s) in the system. To calculate Vd: Sd x Xmax = VdPerfect match for the Dayton Audio DMA series driversAllows tuning small enclosures lower than possible using conventional portsRear mounted threaded post allows easy mass adjustment for custom tuningDIY friendly, oversized mounting flange makes installation simple
DescriptionDMA70-PR 2-1/2' DMA Series Passive Radiator
ManufacturerDayton Audio
TypePassive Radiator
ColourBlack
Hole63.8mmØ
QTY1
ImpedancePassive
Depth44mm
Qms3.86
Vas1.32L
Sd22.9 cm²
Cms1.77 mm/N
Fs34.5 Hz
Mms12.0 g
Rms0.67 kg/s
Xmax7 mm
Diam.70x70mm
Vd16.0 cm³
SeriesFull-Range
Inch2.5
Size2.5'
UPC848791005626
Brand.Dayton Audio
Price Typeeach
SKU NoWES_DMA70-PR_1

 

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MPN
SKU WES_DMA70-PR_1
Brand Dayton Audio