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SATLINK ST-6503 HD to DVB-T RF Encoder Modulator CATV
SATLINK ST-6503 HD to DVB-T RF Encoder Modulator CATV
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SATLINK ST-6503 HD to DVB-T RF Encoder Modulator
The SATLINK ST-6503 is a high-performance, fully integrated HD to DVB-T encoder modulator designed for CATV distribution, self-produced programming, and professional digital TV broadcasting. Converting HDMI sources directly into a DVB-T RF channel, this compact unit delivers broadcast-grade COFDM modulation with H.264 encoding — making it the ideal solution for hotels, hospitals, stadiums, campuses, and cable headend operators who need reliable RF signal distribution.
Made in Mainland China.
Key Features
- Converts HD source (720p / 1080p) directly to a DVB-T RF channel
- Standard COFDM modulation with H.264 video encoding
- Wide frequency range: 100–860 MHz
- Selectable bandwidth: 6 / 7 / 8 MHz
- Continuously adjustable RF output level: 70–100 dBµV (1 dBµV step)
- Supports 2K and 8K carriers
- 16×2 LCD lattice display for easy monitoring
- Multiple video format compatibility: 720p / 1080p
- Compact, lightweight, and wall-mountable design
- CE certified for international use
- User-friendly setup and control interface
- High level of integration with full-featured, all-in-one design
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | SATLINK ST-6503 |
| Input | HDMI (HD source) |
| Output | DVB-T RF |
| Modulation | COFDM (DVB-T) |
| Encoding | H.264 |
| Frequency Range | 100–860 MHz |
| Bandwidth | 6 / 7 / 8 MHz |
| RF Output Level | 70–100 dBµV, step 1 dBµV |
| Carriers | 2K / 8K |
| Video Formats | 720p, 1080p |
| Display | 16×2 LCD Lattice Screen |
| Certification | CE |
| Mounting | Wall Mountable |
Who Is This For?
The ST-6503 is perfect for broadcasting professionals, CATV system operators, AV integrators, and facility managers who need to distribute HD video over existing coaxial cable infrastructure. Whether you're running a hotel TV system, an educational campus network, or a small cable headend, this modulator gives you broadcast-quality DVB-T output with minimal setup.
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Standards & Compliance Reference
For more information on digital television transmission standards and broadcasting regulations, visit the NIST Communications Technology Laboratory — the national authority on broadcast and communications technology standards.
Frequently Asked Questions
Q: What input does the SATLINK ST-6503 DVB-T encoder modulator accept?
A: The ST-6503 accepts a single HDMI HD source input (supporting 720p and 1080p video formats) and converts it into a DVB-T RF output channel for distribution over coaxial cable networks.
Q: What frequency range does the ST-6503 RF modulator support?
A: The SATLINK ST-6503 supports a wide frequency range of 100–860 MHz, with selectable bandwidth options of 6, 7, or 8 MHz to suit various regional DVB-T standards and CATV distributions.
Q: Can the ST-6503 be used for CATV and self-produced programming?
A: Yes. The ST-6503 is specifically designed for CATV headend operators and facilities that produce their own programming. It converts your local HD source into a standard DVB-T channel that can be distributed across an existing coaxial cable network to multiple TV sets.
Q: Is the SATLINK ST-6503 easy to install and operate?
A: Absolutely. The unit features a user-friendly setup interface, a 16×2 LCD display for at-a-glance monitoring, and a compact wall-mountable form factor — making installation and day-to-day operation straightforward even for non-specialist users.
