AES-256 Encrypted COFDM UAV Video Transmitter with 1W/2W/5W PA
This AES-256 encrypted COFDM UAV video transmitter is engineered for mission-critical aerial applications requiring ultra-secure, low-latency, and stable HD video transmission. Supporting 1W, 2W, and 5W power amplifier options, it delivers flexible output performance for various operational ranges and environments, from urban inspection to long-distance UAV surveillance.
Built with advanced COFDM modulation technology, the system ensures robust anti-interference capability and reliable real-time video delivery even in complex RF environments. The integrated AES-256 encryption guarantees high-level data security, making it ideal for government, defense, public safety, and industrial drone operations.
Optimized for UAV, FPV, and unmanned systems, this long-range video link supports HD video input with low latency transmission, ensuring smooth and stable aerial imaging. Its compact and lightweight design allows easy integration into multirotor drones, fixed-wing UAVs, and ground control stations.
Technical Specifications
Interfaces
| Model Number |
HCT820 |
| HD Video Input |
Standard HDMI interface |
| SD Video Input |
4PIN 1.5mm pitch connector (CVBS Analog Audio Video Input) |
| Data Transmission |
3PIN 1.5mm pitch connector (default TTL3.3V level, RS232 optional) |
| Configuration Port |
4PIN 1.5mm pitch connector (TTL3.3V) |
| Power Input |
XT30PW-M connector (12V Power Supply) |
| Antenna Port |
SMA male |
COFDM Wireless Modulation Transmission
| Wireless Modulation |
COFDM |
| IFFT Mode |
2K |
| Wireless Bandwidth |
1MHz~8MHz adjustable (1KHz step) |
| 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 |
| Wireless Code Stream |
0.5Mbps to 31.67Mbps |
| Frequency Range |
300~860MHz (customizable with 1KHz steps) |
| Transmission Power |
1W (30dBm) or 2.5W (34dBm), optional 10W/20W |
Audio and Video Processing
| Video Input |
Auto-detected HD or SD (HDMI preferred) |
| Supported Formats |
1080@60P, 1080@50P, 1080@30P, 1080@25P, 1080@24P, 1080@60I, 1080@50I, 1080@30I, 720@60P, 720@50P, 720@30P, NTSC, PAL |
| Video Encoding |
H265/H264 |
| Audio Input |
HDMI embedded or analog |
| Audio Format |
AAC, 16bit, stereo, 32Kbps |
| Encryption |
AES256 |
| Dimensions |
104.5 × 50 × 27mm (excluding connectors) |
| Weight |
< 140g |
| Power Requirements |
DC 12V (11~13V), <15W for 1W PA, <23W for 2.5W PA |
| Latency |
H265: 200~300ms; H264: 50~130ms |
Product Interface & Compatibility
HC-T820 Video Transmitter Interface
Recommended COFDM Wireless Receiver
Keywords: AES-256 COFDM video transmitter, UAV secure video link, long range drone transmitter, 5W RF power video system, encrypted wireless video transmission, industrial UAV communication system, real-time FPV video data link.
Reliable, secure, and scalable—this COFDM transmitter is engineered for professional UAV video transmission missions worldwide.
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