COFDM-T902T COFDM HD Wireless Transmitter with composite Video CVBS 720P HDMI 1080 P input

COFDM HD Wireless Transmitter

COFDM-T902T COFDM HD Wireless Composite Video Transmitter 1080P CVBS SD 720P

Puntos de venta

• 1～2W RF output;
• HD 1080P, SD720P composite CVBS in
• H.264/MPEG-2;
• Demora <500Sra;
• 100mm×43mm×10mm, 0.2kg

Características del producto

1. Working frequency can be adjusted from 170MHz ~ 930MHz
2. Vídeo, interfaz de audio: HDMI digital interface and analog CVBS composite inputs (_SDI input is coming soon)
3. High-quality digital video processing and H.264 / MPEG-2 video codec, HD quality
4. The COFDM HD wireless transmitter has a very short coding delay of 500 milisegundos
5. High-speed mobile and multi-path interference stable transmission of images, video
6. Powerful NLOS capability, COFDM HD Wireless Transmitter
7. Having space, diverse recepción
8. With encryption, COFDM HD Wireless Transmitter
9. Default 1W transmit RF power, develop different 1~2W
10. According to customer requirements, OEM or ODMs are customized

Especificación

Working frequency	170MHz ~ 900MHz, be customized
Método de modulación	COFDM
RF Output power	1~2W can develop more power
Ancho de banda	6/7/8megahercio
encriptación	AES / AES2 / DEL / DES2
intervalo de guardia	1 / 32,1 / 16,1 / 8,1 / 4
Technical standards	H.264 / MPEG-2
Transmisión de vídeo	2Mbps ~ 25Mbps
System delays	<500Sra
BER	≤10-6
Distancia de transmisión	1 ~ 10km
Compression format	H.264 / MPEG-2
Entrada de video	HDMI, Analog CVBS video, and audio
Entrada de audio	Estéreo, Bien + Izquierda
Image definition	1080PI (1920×1080) is compatible with 720P, 480P and SD @ frame rate of 25 marcos / segundo.
Interfaz de entrada de vídeo	3.5 conector para auriculares de mm, HDMI
Audio input interface	3.5 conector para auriculares de mm, HDMI
Fuente de alimentación	VCC6V ~ 40V
Dimensiones	100mm × 43mm × 10mm (L × W × H)
Peso	0.2kg

Need to update this model. Please check COFDM-907T.

Galería

 

Descripción general

los COFDM-T902T es de nivel profesional Transmisor de vídeo inalámbrico HD designed to deliver stable, high-quality video transmission in real-time, even under challenging environments. Integrating COFDM (Multiplexación por división de frecuencia ortogonal codificada) tecnología with H.264 / MPEG-2 compression, this system provides ultra-low latency, vídeo de alta resolución, and robust resistance to multipath interference, making it ideal for UAV applications, transmisión móvil, vigilancia de campo, and emergency communication.

El transmisor admite Entrada digital HDMI, así como analog CVBS composite video, enabling compatibility with a wide range of cameras and devices. It is capable of transmitting Full HD 1080p video and is backward compatible with 720p and SD formats, ensuring flexibility across different deployment scenarios. With adjustable RF output power from 1W to 2W y un compacto, lightweight form factor (100mm × 43mm × 10mm, 0.2kg), the COFDM-T902T is suitable for UAV integration, vehículos de noticias móviles, o configuraciones de monitoreo portátiles.

con un coding delay of less than 500 milisegundos, the transmitter supports high-speed, sin línea de visión (NLOS) transmisión, making it capable of maintaining high-quality video streams in complex environments where line-of-sight communication is not feasible. It also incorporates recepción de diversidad espacial y AES/DES encryption, ensuring reliable and secure transmission for professional applications.

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Key Advantages

1. Transmisión de largo alcance
   • Supports 1–10 km transmission distance depending on environment, configuración de antena, and output power.
   • Default RF output is 1W, with optional development to 2W or higher to meet specific project requirements.
2. Real-Time Low-Latency Transmission
   • System delay is menos que 500 Sra, providing near-instantaneous video for surveillance, UAV monitoring, or live broadcasting applications.
3. High-Resolution Video Quality
   • Full HD 1080p with HDMI input and analog CVBS 720p inputs.
   • Compatible with 480P SD and lower resolutions, allowing flexible integration with older camera systems.
   • High image fidelity with smooth motion and accurate color reproduction.
4. Resilient and Stable Signal
   • La modulación COFDM garantiza una fuerte resistencia al desvanecimiento por trayectos múltiples, interferencia, y obstáculos.
   • Excellent NLOS performance allows video transmission behind buildings, árboles, or other obstacles.
5. Flexible and Compact Design
   • Ultraligero 0.2kg y factor de forma pequeño 100mm × 43mm × 10mm, ideal for UAV payloads or mobile applications.
   • Compact design allows OEM or ODM customization according to project needs.
6. Transmisión segura
   • AES / AES2 / DEL / DES2 encryption ensures secure, private video streams.
7. Adjustable Working Frequency
   • Operates across 170 MHz a 930 megahercio, with the possibility of customized frequency selection to comply with local spectrum regulations.

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Características del producto

1. Entrada de vídeo y audio
   • Supports Entrada de vídeo digital HDMI for modern cameras and DV devices.
   • Supports analog CVBS composite video input for legacy equipment.
   • Stereo audio input via 3.5 mm headphone jack or HDMI, ensuring synchronized high-quality audio-video transmission.
2. Modulación COFDM avanzada
   • COFDM technology provides reliable reception in high-speed mobile applications, ensuring smooth video in UAV or vehicle-mounted systems.
   • Best-in-class Doppler performance suitable for moving speeds greater than 150 kilómetros por hora.
3. Transmisión de baja latencia
   • Transmission delay less than 500 milisegundos, providing near-real-time monitoring for mission-critical applications.
4. Powerful NLOS Capability
   • Able to maintain stable video in non-line-of-sight conditions due to strong diffraction capability and multipath interference resistance.
5. High Sensitivity and Signal Stability
   • Supports high sensitivity for full HD reception over long distances.
   • Space diversity reception reduces the impact of fading and signal drops.
6. Flexible RF Output Power
   • Default 1W RF output, with adjustable power up to 2W.
   • Optional high-power configurations available upon request.
7. Modulation and Bandwidth Options
   • Supports channel bandwidths of 6 / 7 / 8 megahercio, configurable for specific project or regional requirements.
   • Guard interval configurable (1/32, 1/16, 1/8, 1/4) for optimal multipath interference handling.
8. Technical Standards
   • Supports H.264 / MPEG-2 encoding with video stream rates from 2 Mbps a 25 mbps, providing a balance between video quality and bandwidth efficiency.
   • Tasa de error de bits (BER) ≤ 10^-6, ensuring error-free transmission under optimal conditions.
9. High Compatibility
   • HDMI and CVBS input for video; stereo audio inputs supported.
   • Compatible with Full HD 1080p, HD 720p, and SD 480p resolutions.
10. Rugged Design and Power Supply Flexibility
    • Ligero 0.2kg for portable or UAV applications.
    • Opera en VCC 6V–40V, providing versatility for integration with various power sources.
11. Personalización OEM/ODM
    • COFDM-T902T can be customized to meet specific project requirements in terms of RF output, rango de frecuencia, interface type, or physical housing.

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Especificaciones técnicas

Parámetro	Especificación
Frecuencia de trabajo	170 megaciclos – 930 megahercio (personalizable)
Método de modulación	COFDM
Potencia de salida de RF	1–2 W (default 1W, personalizable)
Channel Bandwidth	6 / 7 / 8 megahercio
Video Compression	H.264 / MPEG-2
Transmisión de vídeo	2 Mbps – 25 mbps
System Delay	<500 Sra
Tasa de error de bits (BER)	≤10^-6
Entrada de vídeo	HDMI, compuesto CVBS
Entrada de audio	Estéreo, 3.5 mm jack or HDMI
Resolución de imagen	1080pag / 720pag / 480p SD
Guard Interval	1/32, 1/16, 1/8, 1/4
Distancia de transmisión	1–10 km (depending on power and environment)
Fuente de alimentación	VCC 6V – 40V
Dimensiones	100mm × 43mm × 10mm (L × W × H)
Peso	0.2 kg
encriptación	AES / AES2 / DEL / DES2
NLOS Capability	Sí, strong diffraction performance
Space Diversity Reception	Sí

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Applications

los COFDM-T902T HD Wireless Transmitter is suitable for a wide range of professional applications, including:

1. UAV and Drone Applications
   • High-definition video downlink for aerial photography, vigilancia, cartografía, e inspecciones industriales.
   • Lightweight and compact design allows seamless integration into UAV payloads.
2. Mobile Broadcasting
   • Portable transmitter for field reporters and live news gathering.
   • Compatible with HDMI cameras and legacy CVBS systems for flexible deployment.
3. Public Security and Law Enforcement
   • Real-time monitoring and live video feeds for police, fuego, y unidades de respuesta a emergencias.
   • AES/DES encryption ensures secure transmission for sensitive operations.
4. Industrial Monitoring and Inspection
   • Supports wireless video monitoring of pipelines, power infrastructure, sitios de construcción, and remote industrial facilities.
5. Comunicaciones de emergencia
   • Provides stable HD video links for disaster response, extinción de incendios, and search-and-rescue operations.
6. Event Coverage and Broadcasting
   • Ideal for outdoor live events, deportes, conciertos, or mobile broadcasting setups requiring robust NLOS capabilities.

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Optional Features and Customization

• High-Power Models: Transmitters with RF output above 2W available for extended distance coverage.
• Personalización de frecuencia: Operates in 170–930 MHz by default; extended frequency ranges available for specific requirements.
• Opciones de entrada de vídeo: SDI input modules coming soon for professional broadcast cameras.
• Housing Customization: Rugged or UAV-compatible housings for OEM/ODM solutions.
• Módulos de cifrado: Optional advanced encryption for secure video transmission.
• Custom Output Interfaces: Tailored HDMI, CVBS, or audio outputs for specialized applications.

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Conclusión

los COFDM-T902T HD Wireless Video Transmitter es un profesional, confiable, and versatile solution for wireless HD video transmission in UAV, transmisión móvil, monitoreo industrial, y aplicaciones de seguridad pública. Su combinación de COFDM modulation, low-latency H.264/MPEG-2 encoding, diseño compacto, and powerful NLOS capabilities Garantiza un rendimiento fiable en entornos complejos y dinámicos.. With flexible input interfaces, adjustable RF output power, and customizable frequency options, it provides a fully adaptable platform for professional-grade wireless video transmission needs.

Ya sea para reconocimiento aéreo, transmisión en vivo, respuesta de emergencia, o vigilancia industrial, the COFDM-T902T delivers alta calidad, low-latency video with maximum reliability and security.