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.
Highlights
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.
PRODUCT SPECIFICATIONS
Tweeter Type | Soft Dome |
Cone / Dome Diameter | 1-1/8" |
Impedance | 4 ohms |
Power Handling (RMS) | 80 Watts |
Frequency Response | 1,400 to 20,000 Hz |
Sensitivity | 93.5 dB 2.83V/1m |
THIELE-SMALL PARAMETERS
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 |
MOUNTING INFORMATION
Overall Outside Diameter | 4.125" |
Cutout Diameter | 2.875" |
Depth | 1.75" |