Cofdm Vehicle Mount Video Transmitter Direct From Factory

• Working Teperature: -25°c~55°c
• Storage Temperature: -40°c~70°c
• Dimension: 430mm×400mm×88mm
• Weight: 8.6kg
• Application: Data Transmission
• Modulation: Qpsk, 16qam, 64qam
• Model NO.: MV2025TJ20F-AGR/264
• Oscillator Circuit: LC or Crystal Oscillator
• Customization: Yes
• OEM: Yes
• Transport Package: Carton Paper
• Specification: ISO9001, SGS
• Trademark: ALLTECH
• Origin: Shenzhen, China
• Production Capacity: 5000pieces/Year

Product Description

Functions & Features:
n  ABS encryption transmission
n  Built-in air-cooled radiator
n  19-inch standard casing design for convenient connection with standard rack
n  Aluminium alloy case with good impact resistance
n  Working frequency and other parameters directly display on panel
n  Power output and working frequency adjustable
n  Encrypted transmission for higher security
n  COFDM modulation and H.264 video compression for stable and high-quality A/V transmission
n  One-channel video and two-channel audio (left/right) simultaneously input
n  Left/right channel audio and unbalanced stereo input, one-channel audio output
n  1.5/2/4/6/7/8MHz multiple bandwidth output
n  Video input PAL/NTSC optional (default as PAL)

Power Supply
Working voltage V	AC220V±20V
Working current A	≤0.7A@AC220V 12.5V
Video Transmisson
Frequency output range MHz	300MHz~450MHz,560~760MHz or user customized
RF bandwidth MHz	1.5/2/4MHz,6/7/8MHz
Power output	30~45dBm(adjustable)
C/N	≥28dB @ 42dBm
SHG	>62dBc
Encryption	AES/ALLTECH Basic Scrambling
Modulation	COFDM
Constellation	QPSK/16QAM/64QAM
FEC	1/2, 2/3, 3/4, 5/6, 7/8optional
Carrier	2K
GUI	1/4, 1/8, 1/16, 1/32 optional
Video encoding	H.264
Video input level	1~1.2Vp-p@75Ω
Video input format	PAL/NTSC
Video resolution	720×576(PAL)  720×480(NTSC)
Video white bar amplitude mV	650~720mV
Video synchronous amplitude mV	260~275mV
Video amplitude-frequency characteristic dB	0~4.8MHz	-0.5~1.5
	5.5MHz	-4.0~1.5
Audio input	Left/right channel, stereo
RS232 control interface	Standard RS232 level, 9600, 8, N, 1
RS232 data interface	Standard RS232 level, support 1200~115200
Audio Receiving
Audio Rx frequency range	470.5~479.950MHz, factory setting: 479.950MHz
Audio Rx sensitivity	≤-111dBm
Audio Tx modulation	GFSK
Frequency step	150KHz
Audio decoding overall bitrate	4800bps
Audio output	2.1Vp (open circuit output)
GPS Receiving
Signal receiving	L1(1575.42MHz),C/A code
Communication protocol	NMEA0183
Sensitivity	-165dBm
Antenna	Active antenna
Data baudrate	4800bps
Data refresh rate	1Hz
Environment
Working temperature	-25°C~55°C
Storage temperature	-40°C~70°C
Appearance
Dimension	430mm×400mm×88mm
Weight	8.6kg