Rebec RC6.3
3-Way Component System
Rebec RC6.3
3-Way Component System
Rebec RC6.3 3-Way Component Speaker
Excellent Vocal Imaging with Rich Musical Expression
The Rebec RC6.3 is a 3-way component speaker system featuring the RC165 mid-woofer, RC90 midrange, and RC25 tweeter. Designed to deliver natural vocal reproduction, engaging musical dynamics, and balanced tonal performance, the RC6.3 embodies the core sound philosophy of the Rebec RC Series.
Combining dedicated drivers for low, mid, and high frequencies, the RC6.3 is engineered to create a coherent and immersive listening experience with a strong focus on vocal realism and musical enjoyment.
Sound Characteristics
- Excellent vocal imaging and focus
- Rich and expressive midrange performance
- Vivid and engaging musical presentation
- Deep and energetic low-frequency response
- Smooth and natural tonal balance
The three-way configuration allows vocals and instruments to be reproduced with greater accuracy and separation, creating a more realistic and enjoyable soundstage.
Key Features
RC165 Mid-Woofer
The RC165 utilizes a mica composite paper cone design that delivers powerful and controlled midbass performance. Compared with the RX165, it provides greater impact and a fuller low-frequency foundation, contributing to a richer overall sound.
RC90 Midrange
The RC90 is specifically tuned for natural and emotional vocal reproduction. With a fuller and warmer sound character, it helps bring singers and instruments forward with convincing presence and musical expression.
RC25 Tweeter
Featuring a high-rigidity silk diaphragm and neodymium motor structure, the RC25 delivers smooth and balanced high-frequency reproduction while maintaining excellent tonal integration with the midrange and midbass drivers.
True 3-Way Component Design
By dedicating separate drivers to bass, midrange, and treble frequencies, the RC6.3 achieves improved clarity, soundstage organization, and overall musical coherence.
Performance Highlights
The RC6.3 is designed for listeners who appreciate strong vocal performance and musical engagement. Its combination of rich midrange reproduction, energetic midbass response, and smooth treble presentation creates a sound signature that remains enjoyable across a wide variety of music styles.
Application
The Rebec RC6.3 is ideal for sound quality-focused systems, active DSP installations, and enthusiasts seeking a three-way component speaker that prioritizes vocal realism, musicality, and long-term listening comfort.
Summary
Combining the RC165 mid-woofer, RC90 midrange, and RC25 tweeter, the Rebec RC6.3 delivers excellent vocal imaging, vivid musical performance, and balanced tonal reproduction. Designed around the musical and expressive character of the RC Series, it offers an engaging listening experience with strong vocal presence and natural musical flow.
Specification
| Speaker Model | RC165 | RC90 | RC28 |
| Type of Speaker | Mid-Woofer | Mid-range | Tweeter |
| Speaker Size | 165mm/6.5" | 60mm/2.36" | |
| Nominal power (RMS) | 65W | 30W | 20W |
| Maximum power (PEAK) | 130W | 60W | 40W |
| Sensitivity (2.83V/1m) | 89dB | 87dB | 88dB |
| Frequency response | 50Hz-5.5KHz | 75Hz-6KHz | 1KHz-22KHz |
| Impedance | 4ohm | 4ohm | 4ohm |
| DRC | 3.6ohm | 3.6ohm | 3.6ohm |
| Voice coil diameter | 25mm/0.98in | 20mm/0.79in | 28mm/1.10in |
| Cone (materier) | mica composite paper cone material | mica composite paper cone material | High-Rigidity Silk Diaphragm |
| Surround | Isobutylene Isoprene Rubber | Isobutylene Isoprene Rubber | |
| Magnet (materier) | Ferrite Magnet | Ferrite Magnet | Neodymium Iron Boron |
| Magnet (diameter) | 85mm | 60mm | 27mm |
| PARAMETERS | |||
| F0 | 59Hz | 105Hz | 1.2KHz |
| Sd | 109cm² | 26cm² | 10cm² |
| Vas | 12.4L | 1.2L | |
| Cms | 732μM/N | 1.313mM/N | |
| Mms | 9.9g | 1.7g | |
| BL | 4.756N/A | 2.683N/A | |
| Qms | 3,285 | 3,941 | |
| Qes | 0,586 | 0,575 | |
| Qts | 0,497 | 0,502 | |
| SPLo | 89dB | 87dB | |
| Xmax | 9mm | 6mm | |
| Xmech | 11mm | 10mm |

