Cofdm Modulation Video Encryption Transmission Modules

• Customization: Available
• Dimension: 238mm×140mm×75mm
• Weight: 2.5kg
• Model NO.: MV2000TBHF
• Working Temperature: -25°c~55°c
• Storage Temperature: -40°c~70°c
• Color: Black and Green
• Application: Data Transmission, Image Transmission
• Modulation: 16qam, 64qam, Qpsk
• Oscillator Circuit: LC or Crystal Oscillator
• Working Voltage: DC12V-16V
• Encryption: AES/Alltech Basic Scrambling
• Gui: 1/4,1/8,1/16,1/32 Optional
• Carrier: 2K
• Audio Input: Left/Right Channel,Stereo
• GPS: Yes
• Sensitivity: -165dBm
• Transport Package: Carton
• Specification: SGS
• Trademark: ALLTECH
• Origin: Shenzhen, China
• Production Capacity: 5000pieces/Year

Product Description

COFDM Modulation Video Encryption Transmission Modules

 

N ABS/AES encryption
N Duplex-audio communication and GPS functions
N Working frequency directly adjustable on panel
N Working bandwidth adjustable range upto 200MHz
N Double lithium batteries with more than 4 hours' lasting time
N One-channel video and two-channel audio (left/right channel) simultaneously input
N Left/right channel audio and unbalanced stereo input
N Transmitter power output adjustable
N GFSK digital audio modulation, narrow receiving bandwidth and high sensitivity
N Good voice quality with internal en/decryption
N Audio frequency adjustable with built-in 64 channels and 24 addresses
N aluminium alloy case, waterproof, dustproof and good impact resistance
N standard frame carrier, fully-enclosed waterproof case for higher system safety

 

Power Supply
Working voltage V	DC12V~DC16V
Working current A	≤[email protected]
Video Transmission
Frequency output range		300MHz~450MHz,560~760MHz or user customized
RF bandwidth MHz		2MHz (fixed)
Power output		21~36dBm power output adjustable with 1dB step
C/N		≥28dB@32dBm
SHG		>52dBc
Encryption		AES/ALLTECH Basic scrambling
Modulation		COFDM
Constellation		QPSK,16QAM,64QAM optional QPSK/16QAM/64QAM @ 6/7/8MHz
FEC		1/2,2/3,3/4,5/6,7/8 optional
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			720x576(PAL)  720x480(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
Protect standard				IP66, dustproof and rainproof
Working temperature				-25°C~55°C
Storage temperature				-40°C~70°C
Appearance
Dimension				238mm×140mm×75mm
Weight				2.5kg

Functions & Features: