Long Range COFDM Video Transmitter With HDMI & AV Input | Secure UAV Video Link Solution
This advanced long range video transmitter is engineered for reliable wireless video transmission in demanding environments. Built with COFDM modulation technology, it delivers stable, low-latency video links for UAVs, robotics, and mission-critical applications.
Designed for flexibility, the system supports both HDMI and AV inputs, enabling seamless integration with a wide range of cameras and video sources. Whether used for drone surveillance, tactical operations, or industrial inspection, this transmitter ensures clear and uninterrupted video streaming over extended distances.
Key Features
- Extended Transmission Range: Optimized for long-distance communication, making it ideal for UAV video downlink and remote monitoring scenarios.
- COFDM Digital Modulation: Provides strong anti-interference capability and stable signal performance in complex RF environments.
- Multi-Interface Compatibility: Supports HDMI and AV inputs for high-definition and standard video sources.
- Low Latency Real-Time Video: Ensures smooth and responsive video transmission for critical operations.
- Secure Data Transmission: Built-in encryption enhances data protection and prevents unauthorized access.
- Compact & Durable Design: Lightweight structure with efficient heat dissipation for continuous operation.
Technical Specifications
Product Information
| Product Name |
Long Range COFDM Video Transmitter With HDMI & AV Input | Secure UAV Video Link Solution |
| Model Number |
HCT531 |
Modulation Specifications
| Wireless Modulation |
COFDM (DVB-T) |
| Carriers |
2K |
| Bandwidth |
Configurable from 1MHz to 8MHz, step by 1KHz |
| FEC |
1/2, 2/3, 3/4, 5/6, 7/8 |
| Guard Interval |
1/32, 1/16, 1/8, 1/4 |
| Constellation |
QPSK, 16QAM, 64QAM |
| Bitrates |
0.5Mbps to 31.67Mbps |
RF Specifications
| Transmission Power |
10W (40dBm) or 20W (43dBm) |
| Frequency |
200MHz~860MHz |
| Tuning Step Size |
1KHz |
Video and Audio Specifications
| Video Input |
HDMI or CVBS, auto-detected after system start-up. Optional: two channel video input/encoding/transmit simultaneously |
| Video Formats |
1080@60P, 1080@50P, 1080@30P, 1080@25P, 1080@24P, 1080@60I, 1080@50I, 1080@30I, 720@60P, 720@50P, 720@30P, 720*480 60I (NTSC), 720*576 50I (PAL) |
| Video Coding |
H.264/H.265 |
| Audio Input |
Embedded HDMI or analog audio |
| Audio Coding |
AAC, 16bit, stereo, 32Kbps |
| Encryption |
AES256 |
Additional Specifications
| Control Method |
Through configuration panel, PC or other devices via Control UART, comprehensive transmitter settings can be achieved |
| Storage Temperature Range |
-40° to +80°C |
| Size |
180*136*38mm |
| Weight |
906g |
| Input Voltage |
28V |
Typical Applications
- UAV aerial surveillance and mapping
- Law enforcement and public safety
- Emergency rescue operations
- Industrial inspection and monitoring
- Border and coastal security
Frequently Asked Questions
Does your 10 watts/20 watts COFDM HD video transmitter support other frequencies, like 1.2G, 1.4G, 1.8G?
The transmitter frequency can be 160MHz~2700MHz, but our COFDM wireless receiver only supports 170~860MHz. For 1.2G, 1.4G, 1.8G, a frequency down converter is required at the receiver end.
Does this COFDM HD video transmitter support SDI video input?
Yes, We have COFDM wireless video transmitters support HDMI, SDI, CVBS AV, IP Ethernet RJ45 and AHD video input.
Why Choose This UAV Video Link Solution?
Compared to conventional wireless systems, this long range video transmitter offers superior stability, stronger penetration, and enhanced security. It is a reliable choice for professionals who require consistent performance in challenging environments.
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