COFDM Wireless AV SD 720P Video Transmitter Receiver Transmission encryption NLOS composite CVBS in H.264 COFDM-912

COFDM Wireless AV SD 720P Video Transmitter

COFDM Wireless AV SD 720P Video Transmitter Receiver Transmission composite CVBS in H.264 COFDM-912

COFDM SD 720P AV Wireless Video Transmitter picture transmission

Selling Points

Support Encryption

1W RF output;

SD 720P composite CVBS in

Support NLOS LOS transmission


Delay <300 Millisecond;



  1. Highly integrated, modular design
  2. Adopt modulation technology, MPEG-2 image compression technology
  3. All-round communication, not afraid of building walls
  4. High-speed inter-line communication, real-time, stable DVD image quality for audio/video transmission
  5. Heat sink aluminum housing, shockproof and shock-resistant
  6. High fidelity digital stereo transmission
  7. Non-line-of-sight (NLOS) mobile transmission for longer distance
cofdm-912t transmitter with configure board
COFDM-912T receiver with antenna


This product is mainly used for technical reconnaissance and forensics in the military and security inspection departments. Radio and television broadcast, radio and television live broadcast: broadcasting field, sports broadcast, social news, aerial live, studio, mountain adventure and so on. It is suitable for real-time mobile transmission of high-quality images in many complex environments such as urban, marine and mountainous.

For drone ( recommend to add extra wave filters, need extra cost )


COFDM transmitter configure board
COFDM receiver configure board



Operating Voltage:  DC11V~DC13V

Working current:   2W: ≤1.5A DC12V,
Transparent data interface:     One-way transparent serial port transmission, 8-bit data bit, 1 stop bit, support odd parity, even parity, wireless check, baud rate: 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200 230400
Encryption  :    Support 128-bit encryption
Modulation mapping:    QPSK (4QAM), 16QAM, 64QAM
Forward error correction:    1/2 2/3 3/4 5/6 7/8
Protection interval:    1/32 1/16 1/8 1/4
Number of carriers:    2K
Frequency bandwidth:    2/3/4/5/6/7/8M adjustable
Transport stream:    2000kbs~20000kbs adjustable
Transmit power:    1W
Transmission frequency:  stock product is around 300mhz which ranges 290-310MHZ ( for many obstacles such as on-ground ) around OR 600mhz with range 590-610mhz around ( for a little obstacle such as in drone in the sky ), it can be customized at any frequency ( 170-860mhz ).
Power flatness:   10MHz in-band less than 0.2dB
Shoulder ratio:  When the output power is 27dB, the shoulder ratio is better than -30dB.
Second harmonic:  ≤-45dB
MER:   32Db
Input video:  1Vp-p, 75 ohms
Video and audio interface frequency:  RCA
Video encoding Format:  MPEG-2
Image Quality: 720×576 when larger than 4M code stream
Video format:   NTSC, PAL can be set
Protection standard: All-aluminum radiator type chassis, anti-corrosion, shockproof design



frequency range:  170-860MHz VHF&UHF
Frequency bandwidth:  2/3/4/5/6/7/8MHz, adjustable
RF input level  :    -94dBm~0dBm (at 8M bandwidth) /-98dBm~0dBm (2M bandwidth)
RF input impedance:   50 ohms
RF input connector:    SMA female
Demodulation method:   COFDM
Constellation mode :   QPSK, 16QAM, 64QAM (optional)
Forward error correction:  1/2, 2/3, 3/4, 5/6, 7/8 (optional)
Number of carriers:  2k,
Protection interval :   1/32, 1/16, 1/8, 1/4 (optional)
Video decoding:   MPEG-2MP@ML
Screen aspect ratio:   4:3 16:9
Video image:    720*576@6MHz
Video and audio output interface:    Standard 3.5 interface
Operating Voltage  :    DC12V <0.3A
Operating temperature  :   -20 ° C ~ +50 ° C





Wireless Video Transmitter
Wireless Video Transmitter
transmitter with the transmitter antenna
transmitter with TX and RX antenna

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