COFDM Video Transmitter

COFDM Video Transmitter

Detailed Product Description

Modulation:COFDM QPSKA/V Interface:HDMI/SDI; CVBS
Frequency:300-900MHz(adjustable). 1.2G/2.4G/5.8GHz(customized),100MHz Interval.Bandwidth:2/2.5/4/8M(adjustable)
Dimension:220*140*80mmWeight:2.3kg

Vehicle mounted COFDM Video Transmitter with 20W Output Power Long Range Digital Transmitter

COFDM Digital Transmitter Feature:

  • COFDM modulation, Stable transmission
  • MPEG-4/H.264 video compression, DVD video quality
  • Strong casing with built-in two cooling fans
  • Mobile and NLOS transmission
  • Great security by encryption of AES 128 bits
  • Low system latency
  • Modular design, compact structure, OEM design
  • Can be customized to add additional features, such as HD/HD-SDI, data port, Ethernet and etc.

Introduction:

This is a new arrival digital wireless video audio transmitter which adopts the latest technologies of COFDM modulation and H.265 image compression that enables good NLOS (Non-line-of -sight) transmission with DVD quality video. The transmitter is compact in size with a strong power amplifier for longer-range transmission. Good heat resistant with three cooling fans. Be safe with AES128/256bits. Work well in fast-moving transmission and obstruction environment.

Specifications:

 Modulation CODFM
 DC input DC12V-DC14V
 Working Current  ≤[email protected]
 Constellation  QPSK,16QAM,64QAM (optional)
 FEC 1/2,2/3,3/4,5/6,7/8 (optional)
 Carrier 2K
 Guard Interval  1/32,1/16,1/8,1/4 (optional)
 Frequency 138-4400MHz (available)
 RF power output 10-20W
 A/V interface RCA
 RF interface  N type
 Flatness ≤2dB(within full frequency range), ≤0.5dB(within 8MHz)
 Video Harmonic 1Vp-p @ 75Ω, NTSC/PAL adaptive
 CBER <2.0E-4
 Video Compression H.265/H.264/MPEG-4
 Resolution 1080P/720P
 Video Rate 6Mbps
 Work environment -30~70°
 Dimension 220*140*80MM
 Weight 2.3kg

Receiver parameters:

COFDM Video Transmitter
COFDM Video Transmitter

Product Features:

  • HD 1080P receiver;
  • Supported multi-socket output;
  • Transmit video and audio signals simultaneously.
  • Can be with RS485/RS232 data control together.
  • Rack design, easy to install in Car

Specifications:

DC InputDC11V~DC16V
Working Current[email protected]
Receiving sensitivity≤-102dBm @ /4MHz, ≤-95dBm @ /8MHz
BERBER≤1×10-4
Frequency input range300MHz~–470MHz
Input interfaceN(type), Dual antenna diversity reception technology
ModulationCOFDM
RF bandwidth4/8MHz (adjustable)
ConstellationQPSK,16QAM,64QAM (optional)
EncryptionAES 128/265 bit / ALLTECH Basic scrambling
FEC1/2,2/3,3/4,5/6, 7/8 (optional)
Guard Interval1/32,1/16,1/8,1/4 (optional)
Carrier2K
Video formats and amplitudePAL/NTSC, 1Vp-p/75Ω
Video compressionH.265/H.264/MPEG-4(autoadaptation)
Decode code stream rate0.5-12Mbps
Video output interfaceComposite video RCA,HD,ASI,HD-SDI(alternative)
Interrupt recoveryBetter than 2S
Video channel characteristicDifferential gain DG≤1.5%, Differential phase DP≤1°
Audio outputLeft and right channel and stereo
Dimension440*340*65mm(1U chassis)
Weight:3.8kg

Application:

This specially designed system is for long range distances for any AV equipment and has been widely used in Police Forces, First Responders, Security Services, Fire Services, Port Security, Homeland Security, Traffic Management, Police Technical Support Units, Special Forces, Military Command and Control Posts, Airport, Border Control, Major Incident Support.

COFDM Video Transmitter
COFDM Video Transmitter
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