Industry News
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Introduction to the difference between PCM multiplexing equipment and PDH equipment
First of all, PCM equipment and PDH equipment are completely different devices. PCM is integrated service access equipment, and PDH equipment is optical transmission equipment. The digital signal is produced by sampling, quantizing and encoding the continuously changing analog signal, which is ca...Read more -
In the era of Industry 4.0, what is the role of industrial switches in the construction of smart grids?
With the development of industrial Ethernet technology, optical fiber technology and information processing technology, and penetration into the power industry, with the support of current technical conditions, industrial Ethernet communications show high reliability, flexibility and scalability ...Read more -
What is the difference between a managed industrial switch and an unmanaged industrial switch?
Industrial switches specialize in designing solutions to meet the requirements of flexible and varied industrial production applications, and present a cost-effective power line communication communication solution. Industrial switches are also divided into two types: managed and unmanaged. So, w...Read more -
What are the differences between fiber optic transceivers and protocol converters?
In the field of communication networks, we often use fiber optic transceivers and protocol converters, but friends who don’t know much about them may confuse the two. So, what is the difference between fiber optic transceivers and protocol converters? The concept of fiber optic transceivers...Read more -
Can a POE switch transmit a distance of 250 meters?
Some customers asked, there are POE switches on the market that claim to be able to transmit 150 meters or even 250 meters, is it true or false? First of all, we need to understand what POE is. POE is the abbreviation of Power over Ethernet, which means that without any changes to the existing Et...Read more -
Application introduction of SDH optical transceiver
Optical transceiver is the terminal equipment for optical signal transmission. Optical transceivers should be classified into telephone optical transceivers, video optical transceivers, audio optical transceivers, data optical transceivers, Ethernet optical transceivers, and optical transceivers ...Read more -
The function and characteristics of PDH optical transceiver
PDH optical transceiver (Plesiochronous Digital Hierarchy), a quasi-synchronous digital transmission series system. PDH optical transceivers are small-capacity optical transceivers. PDH optical transceivers are generally used in pairs, also called point-to-point applications. The capacity is gene...Read more -
Is the telephone optical transceiver easy to use?
Is the telephone optical transceiver easy to use? Of course it is easy to use, otherwise it will not be a product of the historical development of communication equipment! Telephone optical transceiver is a device that converts traditional telephone signals into optical signals and transmits them...Read more -
What are the interface types of the telephone optical transceiver?
The commonly used telephone interface types of telephone optical transceivers are: loop relay interface (FXO), analog subscriber line interface (FXS), hotline telephone interface (official telephone), magnet telephone interface. Telephone optical transceivers are used in pairing. The telephone in...Read more -
Introduction to the applicable environment of the 8-port PoE Switch
8-port POE network switch “Never burn device” smart POE switch, advanced self-sensing algorithm only powers IEEE 802.3af terminal equipment, so there is no need to worry about damaging private standard PoE or non-PoE equipment. Intelligent power supply system, overload protection, bre...Read more -
8-port poe switch product introduction
The eight-port POE switch ( JHA-P30208CBMH) provides power and data transmission using Category 5 Ethernet cables from a network node. 8+2 port fast Ethernet ports can be used for 10/100Mps connection, of which 8 ports can provide industry standard IEEE802.3af power. The advanced self-sensing al...Read more -
How to test the compatibility of compatible optical modules?
People who often buy optical modules know that optical fiber modules usually need to confirm the compatibility code, because there are currently two types on the market, one is a high-performance compatible module, and the other is an optical module of the original switch brand. The price gap bet...Read more
