Dayton Audio Reference RST28F-4 Dome Tweeter
The Dayton Audio RST28F-4 1-1/8″ silk dome Reference Series tweeter has remarkable clarity, low free air resonance, exceptional efficiency, and smooth frequency response, a combination seldom found in the industry at any price. This upgrade over the original RS28F-4 provides incredible performance at an amazing value.
- Impedance (Z)
- 4 Ω
- Power Handling (RMS)
- 80 Watts
- Frequency response
- 1,400 to 20,000 Hz
€46.95
205 in stock
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SKU:
RST28F-4
Categories: Audio components, Tweeters, Dome tweeter
Description
Highlights
- 1-1/8″ silk diaphragm offers excellent damping and remarkable clarity
- Exceptional efficiency at 93.5 ±3 dB from 1.4 kHz to 20 kHz and a smooth frequency response
- Well-designed phase bridge to balance the response in the upper octave
- Tuned rear chamber and high-quality Ferrofluid for extended low-end response
- Low-distortion motor system achieves a rare level of transparency
- Matches the performance of even the most expensive audiophile high-frequency transducers
Product details
Dayton Audio RST28F-4 1-1/8″ Reference Series Fabric Dome Tweeter 4 Ohm
The Dayton Audio RST28F-4 silk dome Reference Series tweeter offers exceptional efficiency from 1,400 Hz to 20,000 Hz with an extremely natural and dynamic sound. This unique 1-1/8″ silk dome and a state-of-the-art Ferrofluid cooled motor system employs copper shorting rings to ensure that high frequency content is reproduced as transparently as possible, assuring studio-quality performance. RST28F-4 tweeters not only match the look and features of the RS woofers and midranges but also the clean, detailed, and uncolored sound that characterizes the entire series. These are just a few of the features that allow these tweeters to outperform some the most expensive audiophile high-frequency transducers.
Specifications
| Article number | RST28F-4 |
| EAN | 0848791004919 |
| Tweeter Type | Soft Dome |
| Tweeter Series | Reference Series |
| Cone / Dome Diameter | 25 mm | 1" |
| Power Handling (RMS) | 80 Watts |
| Impedance (Z) | 4 Ω |
| Sensitivity (SPL at 1m / 2.83V) | 93.5 dB |
| Frequency Response | 1,400 to 20,000 Hz |
| Resonant Frequency (Fs) | 710 Hz |
| DC Resistance (Re) | 3 ohms |
| Voice Coil Inductance (Le) | 0.03 mH |
| Mechanical Q (Qms) | 2.52 |
| Electromagnetic Q (Qes) | 1.46 |
| Total Q (Qts) | 0.92 |
| Overall Outside Diameter | 4.125" |
| Cutout Diameter | 2.875" |
| Depth | 1.75" |
| Article number | RST28F-4 |
| EAN | 0848791004919 |
Additional information
| Tweeter Type | Soft Dome |
|---|---|
| Tweeter Series | Reference Series |
| Cone / Dome Diameter | 25 mm | 1″ |
| Power Handling (RMS) | 80 Watts |
| Impedance (Z) | 4 Ω |
| Sensitivity (SPL at 1m / 2.83V) | 93.5 dB |
| Frequency response | 1,400 to 20,000 Hz |
| Resonant Frequency (Fs) | 710 Hz |
| DC Resistance (Re) | 3 ohms |
| Voice Coil Inductance (Le) | 0.03 mH |
| Mechanical Q (Qms) | 2.52 |
| Electromagnetic Q (Qes) | 1.46 |
| Total Q (Qts) | 0.92 |
| Overall Outside Diameter | 4.125″ |
| Cutout Diameter | 2.875″ |
| Depth | 1.75″ |
Shipping & Delivery
USPS Fast Shipping
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