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

H.264/MPEG-2;

Delay <300 Millisecond;

 

Feature

  1. Highly integrated, modular design
  2. Adopt COFDM.cn 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

Applications

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 )

For CCTV

COFDM transmitter configure board
COFDM receiver configure board

Specification

Transmitter:

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

 

Receiver:

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

FAQ

 

 

Gallery

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

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