wireless HDMI transmitter and receiver
COFDM-902T COFDM HD Wireless Composite Video Transmitter 1080P CVBS SD 720P
müügipunkte
1~2W RF output;
HD 1080P, SD720P composite CVBS in
H.264 / MPEG-2;
Viivitus <500Prl;
100mm×43mm×10mm, 0.2kg
Tooteomadused
- Töösagedust saab reguleerida alates 170MHz ~ 930MHz
- Video, audio interface: HDMI digitaalne liides ja analoog CVBS komposiitsisendid (_SDI sisend on varsti tulemas)
- Kvaliteetne digitaalne videotöötlus ja H.264 / MPEG-2 videokoodek, HD -kvaliteet
- Väga lühike kodeerimisviivitus 500 millisekundid
- Kiire mobiil- ja mitmeteede häirete stabiilne piltide ülekandumine, video
- Võimas NLOS -i võime
- Having space diversity reception
- Krüptimisega
- Vaikimisi 1W edastusvõimsus, develop different 1~2W
- Vastavalt kliendi nõuetele, OEM or ODMs are customized
spetsifikatsioon
| Töösagedus | 170MHz ~ 900MHz, kohandama |
| Modulatsioonimeetod | COFDM |
| RF Output power | 1~2W, can develop more power |
| Ribalaius | 6/7/8MHz |
| Krüpteerimine | AES / AES2 / Või / Des2 |
| guard interval | 1 / 32,1 / 16,1 / 8,1 / 4 |
| Technical standards | H.264 / MPEG-2 |
| Videovoog | 2MBPS ~ 25Mbps |
| Süsteemi viivitused | <500Prl |
| Ber | ≤10-6 |
| Ülekandevahemik | 1 ~ 10km |
| Tihendusformaat | H.264 / MPEG-2 |
| Video sisend | HDMI, Analog CVBS video and audio |
| Helisisestus | Stereo, Paremale + Vasakul |
| Pildi määratlus | 1080P/I (1920×1080) on ühilduv 720p -ga, 480P and SD @ frame rate of 25 raamid / sek. |
| Video sisendi liides | 3.5 MM kõrvaklappide tungraud, HDMI |
| Helisisendi liides | 3.5 MM kõrvaklappide tungraud, HDMI |
| Toiteallikas | Vcc6v ~ 40v |
| Mõõtmed | 100mm × 43mm × 10mm (L × w × h) |
| Kaal | 0.2kg |




Product Overview
The COFDM-902T HD Wireless Video Transmitter is a compact, high-power COFDM-based wireless HDMI and CVBS video transmission solution designed for reliable long-range and NLOS applications.
See toetab HDMI digital video and analog CVBS composite input, delivering stable 1080P / 720P / SD video with strong anti-interference performance.
With 1–2W RF output power, adjustable operating frequencies from 170 MHz kuni 930 MHz, ja AES/DES encryption, the COFDM-902T is ideal for professional wireless video transmission in demanding environments such as public safety, UAVS, robotics, and mobile surveillance.
Põhijooned
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COFDM modulation technology for high mobility and strong multi-path resistance
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Supports HDMI and CVBS composite video inputs (SDI input optional / under development)
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HD video up to 1080P, backward compatible with 720P and SD formats
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Low system latency < 500 Prl
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High RF output power: 1–2W (higher power available on request)
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Wide frequency tuning range: 170 MHz – 930 MHz
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Excellent NLOS performance for urban and obstructed environments
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Space diversity reception for improved link stability
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Multiple encryption options: AES / AES2 / Või / Des2
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Compact and lightweight design, suitable for mobile and airborne platforms
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OEM & ODM customization supported
Tehnilised kirjeldused
RF & Edasikandumine
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Modulatsioon: COFDM
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Operating Frequency: 170 MHz – 900 MHz (customizable)
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RF Output Power: 1–2 W (higher power optional)
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Channel Bandwidth: 6 / 7 / 8 MHz
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Valve intervall: 1/32, 1/16, 1/8, 1/4
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Transmission Distance: 1 - 10 km (THE, depending on environment)
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Ber: ≤ 1×10⁻⁶
Video & Heli
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Video Compression: H.264 / MPEG-2
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Video Bitrate: 2 Mbps – 25 Mbps
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System Latency: < 500 Prl
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Video sisend:
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HDMI (digital)
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CVBS composite video
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Supported Resolution:
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1080P/I (1920×1080)
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Compatible with 720P, 480P, and SD
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Kaadrisagedus: 25 kaadrit sekundis
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Helisisend:
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HDMI audio
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Analog stereo (Vasakul / Paremale)
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Input Interface: HDMI, 3.5 mm audio/video jack
Võimsus & Füüsiline
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Toiteallikas: DC 6 V – 40 V
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Mõõtmed: 100 × 43 × 10 mm
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Kaal: Umbes. 0.2 kg
Tüüpilised rakendused
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Uav / Drone video transmission
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Law enforcement and public safety
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Robotics and EOD systems
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Mobile surveillance vehicles
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Firefighting and emergency response
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Temporary broadcast and field monitoring
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Industrial inspection and remote observation
Customization Options
We offer flexible OEM and ODM services to meet specific project requirements, including:
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Custom operating frequency bands
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Reguleeritav RF output power levels
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SDI video input customization
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Encryption type and key configuration
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Housing, connectors, and interface customization
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Firmware and protocol customization













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