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

Cofdm, Bidirection, Network manufacturer / supplier in China, offering Cofdm IP Mesh System, 200MW Cofdm Covert Transmitter 60ms Delay 30km Long Transmission Distance, Less Than 60ms Delay 30km Long Distance Cofdm Wireless Mobile Video Covert 500MW Transmitter and so on.

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Cofdm IP Mesh System

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Min. Order: 1 Set
Production Capacity: 10, 000 PCS/Year.
Transport Package: Carton
Payment Terms: T/T, Western Union
Application: Video Transmission, Data Transmission, Image Transmission
Specification: SGS
Trademark: ALLTECH
Origin: Shenzhen

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Product Description

Technical Parameters
(1) Working frequency: 320~350MHz;
(2) Channel bandwidth: 2.5/3/3.5/5/6MHz;
(3) Transmission mode: TDD/TDMA full-duplex structure;
(4) Transmission system: OFDM system with LDPC encoding;
(5) Core technology: TDD, OFDM, LDPC high-efficiency error correcting; flexible subcarrier allocation and low Papr technologies;
(6) RF power output: 2W as default (adjustable);
(7) RF output interface: N;
(8) Encryption: DES encryption to avoid illegal receiving and dual security;
(9) Video quality: D1/HalfD1/CIF optional;
(10) Network data interface: RJ45;
(11) Control interface: RJ45 and RS232.
System Application
Wireless network organization among multiple communication vans in city
Networking among vans, that is, networking among mobile radio stations, has two modes: when communication vans get close to each, for instance, in a motorcade, the van always connected to its adjacent van and realizes wireless network communication among all nodes by skipped connection; if the van gets far from each, at different corners of the city, such as the important sports game safeguard activity requires so many security staffs for multiple venues, in such case the communication among vans rely on base station roaming service.
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