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DAYTON AUDIO RST28F-4 Speaker Driver Dome Tweeter Fabric 80W 4 Ohm 94dB 1400Hz - 20kHz Ø2.8cm

The Dayton Audio RST28F-4 tweeter with fabric cone offers excellent performance, allowing frequencies from 1400Hz to 20kHz to be reproduced with both natural and dynamic sound.

Average votes for this product
5.0 / 5
  Based on 2 customers reviews.

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Reference : 12865
New product

49,90 €tax incl.

41,58 € tax excl.
Including 0,01 € for green tax

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Shipping date: 17-10-2025.

Orders placed before 12h (GMT+1) will generally be shipped the same day (working day).

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Dayton Audio RST28F-4

Fabric Dome Tweeter 4 Ohm Ø2.8cm

Dayton Audio RST28F-4

The Dayton Audio RST28F-4 tweeter with fabric cone offers excellent performance, allowing frequencies from 1400Hz to 20kHz to be reproduced with both natural and dynamic sound. Very well designed, this 2.85cm diameter loudspeaker has a motor with Ferrofluid cooling system and copper rings, ensuring great transparency in high frequencies. Belonging to the Reference Series of Dayton Audio, this RST28F-4 has the characteristics of a clean, detailed and transparent reproduction.

Technical characteristics

Specifications
Speaker seriesReference Series
Speaker typeTweeter
Nominal diameter2.85cm (1.125")
Power (RMS)80W
Impedance4Ω
Sensitivity93.5dB @ 2.83V/1m
Frequency response1400Hz - 20kHz
DC Resistance (Re)3Ω
Voice coil inductance (Le)0.03mH
Resonant frequency (Fs)710Hz
Mechanical Q (Qms)2.52
Electromagnetic Q (Qes)1.46
Total Q (Qts)0.92
Surface area of cone (Sd)6.6cm²
dayton-audio-rst28f-inpage2.jpg
 
Data sheet
Speaker Power (W RMS)80.0
Speaker TypeDome tweeter
Impedance (Ω)4
Loudspeaker diameter (mm)28.0
Diaphragm typeFabric
Efficiency / Sensitivity (dB)94.0
Max Linear Excursion (Xmax) (mm)N/A
Lowest frequency (Hz)1400
Highest frequency (Hz)20000
 
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Average votes
5.0 / 5
2 reviews
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 5/5
Date :
Son superbe et grande polyvalence.
Il combine une restitution raffinée et puissante. Il est facile à filtrer grâce à bande passante étendue vers le médium et peut être installé tel quel puisqu'il est munie d'une grille de protection.
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This review has been posted for DAYTON AUDIO RST28F-4 Speaker Driver Dome Tweeter Fabric 80W 4 Ohm 94dB 1400Hz - 20kHz Ø2.8cm
Note :
 5/5
Date :
Perfect
The best tweeter I've had. Much better than others much more expensive
 (0)
 (0)
This review has been posted for DAYTON AUDIO RST28F-4 Speaker Driver Dome Tweeter Fabric 80W 4 Ohm 94dB 1400Hz - 20kHz Ø2.8cm
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DAYTON AUDIO RST28F-4 Speaker Driver Dome Tweeter Fabric 80W 4 Ohm 94dB 1400Hz - 20kHz Ø2.8cm
DAYTON AUDIO RST28F-4 Speaker Driver Dome Tweeter Fabric 80W 4 Ohm 94dB...
The Dayton Audio RST28F-4 tweeter with fabric cone offers excellent performance, allowing frequencies from 1400Hz to 20kHz to be reproduced with...

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