Specifications

20W Car Wireless COFDM Digital Surveillance Device
1> Distance: 15-20km (in the city)
2> Strong penetration and stable image

20W Car Wireless COFDM Digital Surveillance Device

 

 Product Model: SFGT-20H

 SFGT-20H is a equipment of using COFDM modulation technology, portable multi-frequency wireless digital transmitter. The transmitter including transmit antenna, power amplifier, digital modulation, video and audio digital compression, and the battery. It has a good effect specially use in car monitoring equipment, and send one line video and two lines audio at the same time; The receiver can provide diversity reception technology, down-conversion, digital demodulation, images audio and video decompression, image display, standard 1U chassis, small size.

 

Features:  
   Frequency: 330~800MHz

   Power: 20W
   COFDM modulation technology
   High-quality digital video processing and MPEG2 video codec
   Provide multi-channel adjustment function
   Short coding delay
   Support high-speed mobile transmission
   Light weight, small size
   Support non-line of sight (NLOS) transmission

 Performance index:  
Transmitter:  

Modulation: COFDM 2K QPSK

Frequency: 330~800MHz/1.0~1.7GHz/2.3 ~2.7GHz

RF bandwidth: 8MHz
RF Power: 43.0dBm (20W)
Channel spacing: 4MHz
Transfer rate: 6Mbps

FEC: 1/2
Guard Interval: 1/32
Video Input: 1 line PAL / NTSC analog video
Audio Input: Analog stereo left and right channels
Video Compression: MPEG-2 4:2:0
RF Interface: N
Video Interface: BNC
audio Interface: BNC
Charging Power Supply: DC11~13.8V/4700mA 
Work environment: -30~70
Size: 270*170*90mm
Weight: 3500g

 

Receiver:  

Receive Threshold: <- 96dBm
RF Interface: N
Power Consumption: 10W
Weight: 1.5kg

Frequency: 300 - 800MHz
Modulation: COFDM, 2K

FEC: 1 / 2
Guard Interval: 1 / 32

Video Output: 1 line PAL / NTSC analog video
Image Quality: 720*576
Lines of horizontal: 625 or 525 lines
Audio Output: Analog stereo left and right channels
RF Interface: N

Video Interface: RCA
audio Interface: RCA
Power Supply: AC 220V
Work environment: -30~70
Size: 430*310*65mm

 

 SFGT-20H standard complete set accessories including: 

One digital video transmitter SFGT-20H;

One digital receive

Two antennas for transceiver and RF cables etc.