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  • What is a serial server? How to use the serial server?

    What is a serial server? How to use the serial server?

    We know that serial server are widely used in practical applications. So, do you know what a  serial server is? How to use the serial server? Let us follow JHA Technology to understand it. 1. What is a serial server? Serial server: The serial server can make your serial devices networked, provide...
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  • What are the benefits of choosing a PoE switch?

    What are the benefits of choosing a PoE switch?

    PoE switches can be widely used in the field of security monitoring and must have their core advantages. The smart PoE switch that does not burn devices launched by Shenzhen JHA Technology has been very popular. What are the benefits of using PoE?Summarize the experience in contact with engineeri...
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  • Is it necessary to install an optical module for an optical fiber interface?

    Is it necessary to install an optical module for an optical fiber interface?

    Everyone knows that industrial switches have optical ports and electrical ports. An industrial switch can have all electrical ports or a free combination of optical and electrical ports. Sometimes, customers will ask such a question. Does the interface have an optical module? Why do some have an ...
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  • Detailed explanation of the core technology advantages adopted by industrial switches

    Detailed explanation of the core technology advantages adopted by industrial switches

    Industrial switches are specifically designed to meet the needs of flexible and changeable industrial applications and provide a cost-effective industrial Ethernet communication solution.And its networking mode is more focused on loop design. The ring has the difference between single ring and mu...
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  • A collection of common SFP optical modules

    A collection of common SFP optical modules

    Speaking of SFP optical modules, we are all familiar with it. SFP stands for SMALL FORM PLUGGABLE (Small Pluggable). It is one of the most commonly used packages for Gigabit Ethernet optical modules and an industry standard for Gigabit Ethernet. So, what are the common SFP optical modules? Now fo...
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  • Chinese New Year Holidays Notice

    Chinese New Year Holidays Notice

    Dear Customers, Please be noticed that our company will be temporarily off for the Chinese New Year holidays from 6th, Feb to 21st Feb,2021. In order to provide our best services for you, please kindly help pre-arrange your requests in advance. If you have any emergencies during the holidays, ple...
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  • JHA TECH teaches you how to install DIN rail industrial switches

    JHA TECH teaches you how to install DIN rail industrial switches

    There are various types of industrial switches, which can be divided into manageable industrial switches and unmanaged switches. According to the installation method, they can be divided into rail-mounted industrial switches and rack-mounted industrial switches. Then, how are rail-mounted industr...
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  • How to use fiber optic transceivers in analog/IP network video surveillance systems?

    How to use fiber optic transceivers in analog/IP network video surveillance systems?

    At present, there are many types of fiber optic transceivers on the market, such as unmanaged fiber optic transceivers, network managed fiber optic transceivers, industrial-grade fiber optic transceivers, and PoE fiber optic transceivers. All of these fiber optic transceivers can realize photoele...
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  • Application of optical fiber transceiver in CCTV/IP network video surveillance system

    Application of optical fiber transceiver in CCTV/IP network video surveillance system

    Nowadays, video surveillance is an indispensable infrastructure in all walks of life. The construction of network video surveillance systems makes it easier to monitor public places and obtain information. However, with the popularization of high-definition and intelligent applications of video s...
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  • What is the wavelength of an optical fiber? See what you don’t know!

    The light we are most familiar with is of course the light we can see with the naked eye. Our eyes are very sensitive to purple light with a wavelength of 400nm to red light at 700nm. But for optical fibers that carry glass fibers, we use light in the infrared region. These lights have longer wav...
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  • When should we choose an industrial-grade fiber media converter?

    When should we choose an industrial-grade fiber media converter?

    In order to meet the growing demand for networks in extreme environments, more and more industrial-grade fiber media converters are used in extremely harsh environments to extend the transmission distance. So, what is the difference between industrial grade fiber media converter and ordinary comm...
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  • Do you really know the benefits of PoE switches?

    Do you really know the benefits of PoE switches?

    Electrical equipment needs to be powered on to work, and various devices based on IP networks also need power to be used, such as routers, cameras, etc. Of course, since the PoE power supply technology, IP network equipment has another power supply method. So, do you know the benefits of PoE swit...
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