Use Tutorial

What is a VGA KVM switch? How to connect and use?

A VGA KVM switch is a device that allows multiple computers to share a VGA monitor, keyboard and mouse. Its full name is Video Graphics Array Keyboard Video Mouse Switcher, that is, Video Graphics Array Keyboard Video Mouse Switcher. Some VGA KVM switches also support 3.5mm audio synchronous switching to realize the sharing of headphones or speakers. This article will introduce the principle, advantages, resolution and application of VGA KVM switches

2023-05-20 ekl

Smart TVs only have digital audio output, and traditional speakers only have analog audio input, what should I do? This little gadget can help you out

All we need is a digital to analog audio converter. This is a small, usually inexpensive and readily available device that converts a digital audio signal to an analog audio signal. Its principle is to decode and convert digital audio signals to output analog audio signals, so that our traditional speakers can play normally.

2023-05-19 ekl

Differences, advantages and disadvantages and comparison of application fields between USB fiber optic extender and USB single network cable extender

There are many types of USB extenders. This article mainly introduces two common USB extenders: USB fiber optic extender (here takes eKL-UF01 as an example) and USB single network cable extender (here takes eKL-HUE as an example), and analyzes them The differences, advantages and disadvantages and application fields.

2023-05-16 ekl

Long-distance HDMI^® signal transmission solution: Principle and application analysis of HDMI^® optical transceiver

Conventional HDMI^® fiber optic extenders generally only extend the HDMI^® signal to a certain distance through optical fiber, and have no other functions. Some of them support 3.5mm audio transmission together, or convert HDMI^® audio to 3.5mm audio output at the receiving end; while HDMI^® KVM The fiber optic extender is integrated with the USB function. Connect the keyboard and mouse at the receiving end, and the headset and monitor can remotely control the computer. The experience is the same as that of the host in real life, but the resolution and refresh rate may not be as high as the local one.

2023-05-11 ekl

VGA switcher with 3.5mm audio: detailed explanation of principle, function and application cases

VGA switch with 3.5mm audio is a practical multi-input, single-output device, suitable for various scenarios such as office, education and training, and home entertainment. Although it has some limitations in video quality and audio transmission, it still has good cost performance and convenience in specific applications.

2023-05-10 ekl

Why use an active DP to HDMI^® cable for the connection between the game console and the TV? The reason is here!

The choice of DP to HDMI^® cable should be weighed according to your own equipment and needs, and don't blindly follow the trend. This article introduces the principles, differences, application fields and application solutions of active and passive DP to HDMI^® cables in detail.

2023-05-09 ekl

What is a Seamless Switcher? What are its features? Main Application Fields

A seamless switcher is a key technical device that realizes non-perceptual switching between multiple input sources. With the characteristics of real-time, reliability and flexibility, it is widely used in multimedia systems, control centers, advertising broadcasting and transportation, etc., to improve user experience and information transmission effect.

2023-05-08 ekl

Optical fiber, coaxial, lotus audio cable, how to choose the audio cable that suits you?

Different types of audio cables have their own characteristics in terms of sound quality, transmission distance, application scenarios and prices. High-end home theaters and recording studios generally choose coaxial audio cables or optical fiber audio cables, and general households choose coaxial audio cables or ordinary RCA audio cables. This article compares three common audio cables in detail to help you choose the appropriate audio cable according to your needs.

2023-05-05 ekl