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Fabric Dome Tweeter 4 Ohm 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. 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.
| Specifications | |
|---|---|
| Speaker series | Reference Series |
| Speaker type | Tweeter |
| Nominal diameter | 2.85cm (1.125") |
| Power (RMS) | 80W |
| Impedance | 4Ω |
| Sensitivity | 93.5dB @ 2.83V/1m |
| Frequency response | 1400Hz - 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 |
| Speaker Power (W RMS) | 80.0 |
| Speaker Type | Dome tweeter |
| Impedance (Ω) | 4 |
| Loudspeaker diameter (mm) | 28.0 |
| Diaphragm type | Fabric |
| Efficiency / Sensitivity (dB) | 94.0 |
| Max Linear Excursion (Xmax) (mm) | N/A |
| Lowest frequency (Hz) | 1400 |
| Highest frequency (Hz) | 20000 |
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