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Two days ago, the owner of the hot pot restaurant, Lao Li pointed to the quotation and was worried: "What does this NS-P3-4K mean? What's the difference with the HD-M4 from the old Wang family next door? "Today we will teach you step by step to understand the tricks in the model and turn into a high-level player in five minutes! Password hidden in letters The letters at the beginning of the model are not casual...
Are you also dazzled by searching for "LED circle screen" online? The novice novice wanted to buy a circular display, but found that some merchants asked for more than 100,000 yuan, while others priced at 20,000 to 30,000 yuan. The price difference was too big! Not to mention those scattered technical parameters, such as P2.5 and P3, it makes people feel hurt. ...
To be honest, when you touched the back cover of the LED screen for the first time, were you also like a headless fly pressing around? Last week, my neighbor Lao Wang took over the shopping mall's large screen maintenance and pressed the tuning button as the motherboard switch for half an hour. Today I will take you to play "Everyone to find fault" and teach you how to understand these mechanisms hidden in the steel jungle...
Why are LED screens called "electronic blood vessels" in modern cities? From airports to malls, from courts to stages, these flashing screens are changing our lives. Do you know? In 2024 alone, the number of LED screens installed nationwide has increased by 23%, and they penetrate into every corner of the city like capillaries...
Do you know why it depends on the location of the company's headquarters to buy an LED display? When we usually buy mobile phones and look at the brand, we actually have to look at the "born" when choosing an LED screen. Just like when you buy seafood, you have to ask where the fishing port is, and when you choose a display, you have to find out the location of the company's nest first - this is directly related to the product materials, technical level and after-sales response speed...
Are you always attracted by the wavy screens on the circular corridor when you are shopping in the mall? Now even gas stations have started to install curved LED screens. But if you really have to build a curved screen yourself, where should you install it so as not to waste money? Today we will break it apart and talk about this. First understand the doorway of the arc screen This thing is not...
I heard that the daily salary of a large LED screen can be 800 yuan now? Last month, my cousin took on the job of advertising screens in the mall as soon as he entered the industry and earned half a month of living expenses in three days. Are you also itchy and want to try it? Don’t worry, let’s talk about the tricks of this industry today! How can novices get into the industry quickly? Alas, don't say it now...
The newly installed LED screen suddenly turned black. I took it apart and saw that the control board was soaked in water - I have seen so many such bad things. Three days before a shopping mall opened last year, the repairman took out a hot control board from the ventilation duct, and the lines were all baked. Today we will talk about this inconspicuous but deadly widget, so that you can avoid stumbles after reading it...
1. What are the signs that glow during traffic jams? When you are stuck on the highway, have you ever noticed the signs above your head that will change color? These are the skills of LED traffic-induced screens! The technology with a refresh rate exceeding 1920Hz allows drivers to see each text clearly at a speed of 120km/h. The most amazing...
Alas, a little brother who runs an Internet cafe recently asked me: "I want to assemble an LED screen by myself, where should I buy the materials? "This made me ask - now even the post-00s generation start playing with DIY displays? But then again, the water in this industry is really not that deep, so let’s talk about it carefully today. It is easiest for beginners to step on...
Just took over the accounting of a production-oriented enterprise, are you confused when you look at the LED modules piled up in the warehouse? Lao Wang next door said that it was time to calculate the inventory goods, and the financial supervisor asked him to post it to fixed assets. What was even more troublesome is that the R&D department would reimburse the circuit board purchase money every few days. Don't panic, today we will understand the LED display from raw materials to...
In the electronics market, 68% of LED failures are caused by poor quality connectors. Why does your display always have signal interruption? The three major indicators of waterproofing grade, current carrying capacity, and material durability directly determine the service life and safety factor of the T-type joint. 1. The life and death line of technical parameters “Copper core gold-plated layer thick...