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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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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