Guangdong, China
Business Type:
Number of Employees:
Year of Establishment:
Management System Certification:
Annual Revenue:
9.12 Million USD
OEM/ODM Service

Cofdm, Two-Way Voice, Wireless Transmitter Receiver manufacturer / supplier in China, offering 2W Cofdm Mobile Video Transmitter with Duplex-Audio, Full HD Wireless Mobile Rack Mount 4-CH Video/Audio Receiver, Cofdm Wireless Transmission OEM Board (HDMI and HD-SDI) and so on.

Gold Member Since 2014
Audited Supplier

2W Cofdm Mobile Video Transmitter with Duplex-Audio

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Min. Order: 1 Set
Production Capacity: 5000pieces/Year
Transport Package: Carton
Payment Terms: T/T, Western Union, USD cash
Dimension: 238mm×140mm×75mm
Weight: 2.5kg
Color: Black and Green
Working Temperature: -25°c~55°c
Application: Data Transmission, Image Transmission
Modulation: 16qam, 64qam, Qpsk

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Basic Info

Model NO.: MV2025TBHF-A/264
Oscillator Circuit: LC or Crystal Oscillator
Trademark: ALLTECH
Specification: SGS
Origin: Shenzhen, China

Product Description

Functions & Features:
ABS/AES encryption
Duplex-audio communication
Working frequency adjustable within specified range
Multiple bandwidth output
Double lithium batteries with more than 4 hours' lastimg time continuously
One-channel video and two-channel audio (left/right channel) simultaneously input
Left/right channel audio and unbalanced stereo input
Transmitter power output adjustable
GFSK digital audio modulation, narrow receiving bandwidth and high sensitivity
Good voice quality with internal en/decryption
Audio frequency adjustable with built-in 64 channels and 24 addresses
Fully-enclosed waterproof case, dustproof and good impact resistance
2W Cofdm Mobile Video Transmitter with Duplex-Audio
Power Supply
Working voltage VDC12V~DC16V
Working current A≤2.5A@DC12.5V
Video Transmission
Frequency output range300MHz~450MHz,560~760MHz or user customzied
RF bandwidth MHz1.5/2/4/6/7/8MHz adjustable
Power output21~36dBm power output adjustable with 1dB step
EncryptionAES/ALLTECH Basic scrambling
ConstellationQPSK/16QAM @ 1.5/2MHz
QPSK/16QAM/64QAM @ 6/7/8MHz
FEC1/2,2/3,3/4,5/6,7/8 optional
GUI1/4, 1/8, 1/16, 1/32 op
Video encodingH.264
Video input level1~1.2Vp-p@75Ω
Video input formatPAL/NTSC
Video resolution720x576(PAL)  720x480(NTSC)
Video white bar amplitude mV650~720mV
Video synchronous amplitude mV260~275mV
Video amplitude-frequency characteristic dB0~4.8MHz-0.5~1.5
Audio inputLeft/right channel, stereo
RS232 control interfaceStandard RS232 level, 9600, 8, N, 1
RS232 data interfaceStandard RS232 level, support 1200~115200
Audio Receiving
Audio Rx frequency range470.5~479.950MHz, factory setting:479.950MHz
Audio Rx sensitivity≤-111dBm
Audio Tx modulationGFSK
Frequency step150KHz
Audio decoding overall bitrate4800bps
Audio output2.1Vpp (open circuit output)
Protect standardIP66, dustproof and rainproof
Working temperature-25°C~55°C
Storage temperature-40°C~70°C
Weight2.5kg (without frame carrier and battery)

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