Rebec EX6.3 – Chrome
3-Way Component System
Rebec EX6.3 – Chrome
3-Way Component System
Rebec EX6.3 3-Way Component Speaker
Natural Emotion, Full Tonality and High-End Musical Expression
The Rebec EX6.3 is a premium 3-way component speaker system featuring the EX165 mid-woofer, EX50 silk dome midrange, and EX28 tweeter. Developed for discerning listeners who value musical realism, emotional expression, and tonal refinement, the EX6.3 represents a significant step into Rebec’s high-end sound quality philosophy.
Designed to reproduce music with fullness, delicacy, transparency, and natural tonal balance, the EX6.3 delivers a highly engaging listening experience that places equal emphasis on technical performance and musical emotion.
Sound Characteristics
- Full and delicate tonal presentation
- Transparent and natural musical reproduction
- Excellent vocal realism and expression
- Rich harmonic texture and body
- Spacious and immersive soundstage
The carefully matched three-way architecture allows each driver to operate within its optimal frequency range, creating a coherent and emotionally engaging musical presentation.
Key Features
EX165 Mid-Woofer
The EX165 is engineered to deliver powerful and controlled midbass performance with excellent low-frequency authority. Compared with the RV165, it offers greater impact and stronger control, creating a more substantial and confident musical foundation.
EX50 Silk Dome Midrange
At the heart of the EX6.3 is the EX50, a dedicated silk dome midrange developed specifically by Rebec for high-end sound quality applications. Designed to reproduce vocals with exceptional naturalness and emotional expression, the EX50 reveals subtle vocal textures and musical nuances with remarkable realism.
EX28 High-End Tweeter
The EX28 combines a high-density silk diaphragm with an advanced neodymium motor structure to deliver highly detailed, clear, spacious, and pleasant high-frequency reproduction. Its refined treble character contributes significantly to the openness and realism of the soundstage.
True High-End 3-Way Architecture
The dedicated woofer, midrange, and tweeter configuration allows the EX6.3 to achieve outstanding tonal integration, vocal imaging, and musical coherence across the entire frequency spectrum.
Performance Highlights
The EX6.3 is designed around musical expression rather than analytical reproduction alone. Its full-bodied tonal character, transparent presentation, and emotionally engaging midrange performance allow listeners to experience music with greater realism and connection.
The EX50 silk dome midrange serves as the defining element of the system, bringing natural vocal reproduction and expressive musicality that elevate the overall listening experience beyond conventional speaker designs.
Application
The Rebec EX6.3 is ideal for high-end DSP-tuned systems, premium three-way front-stage installations, and enthusiasts seeking exceptional vocal performance, tonal refinement, and emotional musical engagement.
Summary
Combining the powerful EX165 mid-woofer, the unique EX50 silk dome midrange, and the highly refined EX28 tweeter, the Rebec EX6.3 delivers a full, delicate, transparent, and emotionally engaging sound signature. Designed for listeners who value realism and musical expression, it represents the essence of Rebec’s high-end audio philosophy.
Specification
| Speaker Model | EX165 | EX50 | EX28 |
| Type of Speaker | Mid-Woofer | Mid-range | Tweeter |
| Speaker Size | 165mm/6.5" | ||
| Nominal power (RMS) | 75W | 20W | 25W |
| Maximum power (PEAK) | 150W | 40W | 50W |
| Sensitivity (2.83V/1m) | 86dB | 87dB | 90dB |
| Frequency response | 55Hz-6KHz | 400Hz-10KHz | 1.3KHz-26KHz |
| Impedance | 4ohm | 4ohm | 4ohm |
| DRC | 3.6ohm | 3.6ohm | 3.6ohm |
| Voice coil diameter | 30mm/1.18in | 52mm/2.05in | 28mm/1.10in |
| Cone (materier) | Semi-relaxed Compressed Paper Cone Material | silk diaphragm | High-Density Silk Diaphragm |
| Surround | Isobutylene Isoprene Rubber | ||
| Magnet (materier) | Ferrite Magnet | Neodymium Iron Boron | Neodymium Iron Boron |
| Magnet (diameter) | 100mm | 46mm | 27mm |
| PARAMETERS | |||
| F0 | 49Hz | 623Hz | 1.7KHz |
| Sd | 109cm² | 21cm² | 10cm² |
| Vas | 9.3L | ||
| Cms | 564μM/N | ||
| Mms | 18.4g | ||
| BL | 6.43N/A | ||
| Qms | 6,891 | ||
| Qes | 0,497 | ||
| Qts | 0,463 | ||
| SPLo | 86dB | 87dB | |
| Xmax | 10mm | ||
| Xmech | 11mm |












