Rebec EX28 Black
The Rebec EX28 is a premium tweeter developed for the Rebec EX Series speaker systems, here in the black finish. Designed to deliver exceptional detail, clarity and spaciousness while preserving a natural and emotionally engaging musical presentation, the EX28 plays a key role in defining the refined sound character of the EX platform. Its high-density silk diaphragm and neodymium motor structure reproduce high frequencies with precision, openness and long-term listening comfort.
Key Features
- High-Density Silk Diaphragm: Excellent high-frequency resolution with smooth tonal characteristics and musical coherence
- Neodymium Iron Boron Motor: Compact 27 mm neodymium magnet drives the 28 mm voice coil
- Exceptional Detail Retrieval: Reproduces fine textures, ambient information and micro-details with impressive accuracy
- Spacious Soundstage: Open presentation places vocals and instruments in clearly defined positions
- Natural Musical Balance: Tuned to integrate naturally with the rest of the system rather than emphasizing treble output alone
- Fatigue-Free Listening: Smooth, pleasant character for extended listening sessions
Technical Specifications
- Type of Speaker: Tweeter
- Finish: Black
- Nominal Power (RMS): 25 W
- Maximum Power (Peak): 50 W
- Sensitivity (2.83V/1m): 90 dB
- Frequency Response: 1.3 kHz – 26 kHz
- Impedance: 4 ohm (DCR 3.6 ohm)
- Voice Coil Diameter: 28 mm (1.10″)
- Diaphragm: High-density silk
- Magnet: Neodymium iron boron, 27 mm (1.06″) diameter
- F0: 1.7 kHz
- Sd: 10 cm²
Ideal for premium component systems, three-way front stages and DSP installations where detail, realism and musical expression matter equally.














