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OEM COFDM RX TX Video Module Transmitter Receiver H.265 Encoding Decoding

Name: OEM COFDM RX TX Video Module Transmitter Receiver H265 Encoding Decoding
Brand: Hincn
Price: 498 USD

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Brand Name :	Hincn
Model Number :	HCT820-M+ HD1
Price :	US$498~US$1,795.00
Payment Terms :	,T/T,Western Union,MoneyGram,D/P,D/A,L/C
Delivery Time :	7~14 working days
Supply Ability :	399 sets/ month

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OEM COFDM RX TX Video Module Transmitter Receiver H.265 Encoding Decoding

COFDM Video Transmitter Receiver Module With Low Latency H.265 Encoding Decoding

COFDM Transmitter Key Features

COFDM modulation technology for reliable transmission
H265/H264 audio video encoding with 1080P/I @60fps real-time capture
Dual video input via HDMI + AV ports with simultaneous compression/transmission
Military-grade AES256 encryption for secure communications
NLOS (Non-Line-of-Sight) transmission capability up to 800km/h
Fully configurable center frequency, bandwidth, and transmission parameters
Flexible control via Web UI or serial port UART commands

COFDM Transmitter Overview

The HC-T820 COFDM transmitter module combines COFDM modulation with H.265/H.264 encoding for low-latency video/audio transmission in high-speed and NLOS conditions. The modular design features separate video codec encoder and COFDM modulator boards connected via flat cable, plus a transparent UART transmission channel.

COFDM Transmitter Technical Specifications

Input/Output Interfaces

HD video input	HDMI Type A connector
Composite video input	4PIN PH1.5mm connector (CVBS Analog Audio Video Input)
UART Data	3PIN 1.5mm pitch connector (default TTL3.3V, optional RS232)
UART Control	4PIN PH1.5mm connector (TTL3.3V) for Config Panel or host computer
Power input	2PIN PH2.0mm connector (12V Power Supply)
RF output	IPEX connector

COFDM Wireless Transmission

Modulation	COFDM (DVB-T)
IFFT mode	2K
Bandwidth	1MHz~8MHz adjustable (1KHz steps)
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
Code stream	0.5Mbps to 31.67Mbps

RF Specifications

Frequency range	200MHz~2300MHz (custom bands available)
Tuning resolution	1KHz steps
Output power	-93dBm to -5dBm (frequency dependent)

Audio/Video Processing

Video inputs	Automatic detection of HDMI (priority) or AV input
Supported formats	1080@60P/50P/30P/25P/24P/60I/50I/30I, 720@60P/50P/30P, NTSC, PAL
Video encoding	H265/H264
Audio input	HDMI embedded or analog (Mic/Line selectable)
Audio format	AAC, 16bit, stereo, 32Kbps
Latency	H265: 200-250ms; H264: 50-130ms

Environmental Specifications

Operating temperature	0° to +70°C (optional -40° to +85°C)
Storage temperature	-40° to +85°C

Physical Specifications

Dimensions	70×45×14mm (excluding connectors)
Power requirements	7-24VDC, <340mA@12V

COFDM Receiver Key Features

Built in COFDM demodulator and H.264 video decoder.
Full HD resolution,1080P at 60 fps.
High security achieved through AES decryption.
Support Micro SD card or USB disk for DVR recording.
The built-in RTSP server supports Ethernet video stream transmission.
Support video stream transmission to remote devices via USB host.
Support displaying characters string on the video display screen in OSD mode.
Achieve stable signal transmission in non-line-of-sight and high-speed moving conditions.
Working frequency and bandwidth can be adjusted.

COFDM Receiver Technical Specifications:

Demodulation
Demodulation formats	COFDM(DVB-T)
Carriers	2K
Bandwidth	1MHz~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
Frequency Bands	160MHz~4000MHz
Tuning Step size	1KHz
Sensitivity	-97±1dBm(BW=8MHz, QPSK, CR=2/3, GI=1/16) for one channel and add 3dBm for two channels
Video and Audio
Video output	HDMI and CVBS, Ethernet(RTSP protocol by default, option UDP), USB
Video formats	1080P or 720P 720480 60I(NTSC), 720576 50I(PAL)
Video Decoding	MPEG-4/H.264 AVC
Audio output	Embedded HDMI and AV audio
Audio Decoding	AAC
Decryption	AES256
Storage	USB disk or micro SD card
Others
Monitoring and control	setup with Config Panel or Windows PC or other device via control UART.
Temperature range	0° to +70°C Ambient
Storage Temperature	–40° to +80°C
Receiver board size	109.4 * 86mm
Input voltage	7~28VDC
Power consumption	<300mA@12V

Difference bettween the two kinds of COFDM Receiver Modules:

HD5 and HD1 receiver modules for COFDM transmission

HD5 COFDM Receiver Module: End-to-end latency of 200-250ms
HD1 COFDM Receiver Module: Reduced latency of approximately 130ms

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OEM COFDM RX TX Video Module Transmitter Receiver H.265 Encoding Decoding

OEM COFDM RX TX Video Module Transmitter Receiver H.265 Encoding Decoding

OEM COFDM RX TX Video Module Transmitter Receiver H.265 Encoding Decoding

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Decoding rx tx module

OEM COFDM RX TX Video Module Transmitter Receiver H.265 Encoding Decoding

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