Time flies so fast, the baby can walk and talk in a blink of an eye
●How did you spend 2022?
I was on a business trip for 60 days, visited West Lake, Guilin, and Confucius Temple, and perfectly avoide...
On December 19, Nubia officially released the new generation of flagship mobile phone Nubia Z50. As the beginning of Nubia's next decade, Nubia Z50's newly upgraded 35mm custom optical system has a po...
Does anyone have the learning materials for PADS9.5? I really don't understand this tool. I use special software for various things. I can't even find the software icon for DxDesigner Symbol Editor. C...
●How did you spend 2022?
1. I took the health management qualification exam in 2022. It has been three years since the pandemic began, so it is necessary to pay attention to health knowledge;
I switch...
Taking a look at the forum, I casually flipped through many posts from more than ten years ago. Many of them were dated 2008 or 2000, which made me shudder. The national anthem could even be played in...
Tower Semiconductor, a foundry for high-value analog semiconductor solutions, and Juniper Networks, a Taiwanese secure, artificial intelligence (AI)-driven networking company, have announced the laun...[Details]
Today I want to talk about something related to the charging speed of the previous I-Pace. As pure electric vehicles with large-capacity batteries become the benchmark in 2018, the absolute charging ...[Details]
In order to obtain
high-power LED
devices, it is necessary to prepare suitable high-power LED chips. The common methods for manufacturing high-power LED chips internationally are as follows:
①...[Details]
There are several charging errors when using APC UPS power supply. If you don't pay attention, the consequences will be very serious. No initial charging The first charge of the APC ups power suppl...[Details]
More and more consumer applications are integrating streaming video into their designs, resulting in the introduction of many standard and proprietary encryption algorithms. However, the lack of un...[Details]
The so-called frequency refers to the first-order natural frequency of an object. Generally speaking, the number of frequencies of an object's vibration is related to the object's internal degrees...[Details]
This paper mainly introduces the design method of a Ku-band dual-feed high-frequency head developed.
Main performance indicators required by the project
1. Performance index requirements
...[Details]
From the application field, LED lighting covers different categories such as residential lighting, industrial lighting, street lighting, and restaurant, retail and service lighting. From the power ...[Details]
Detection method of quartz crystal oscillator 1. Resistance measurement method: Use a multimeter with R 10k to measure the forward and reverse resistance values of the quartz crystal oscillator...[Details]
First of all, the running memory size is different: the former is 4G, the latter is 6G! In fact, you probably want to ask what the difference is in the experience! As a test engineer, I feel that I a...[Details]
Practical RTI Calculation for Precision Systems
This article briefly describes reference-to-input (RTI) calculations and simulations in precision systems and how to get as much valua...[Details]
Electromagnetic flowmeters are mainly used to measure the volume flow of conductive liquids and slurries in closed pipes. Including highly corrosive liquids such as acids, alkalis, and salts. The c...[Details]
Oct. 24, 2019 – Molex , a Tier 1 system integrator and leading supplier of high-speed networking, data communications, rugged industrial and automotive solutions that enable innovative architecture ...[Details]
Optical coupler (OC in English) is also called photoelectric isolator or optocoupler, or optocoupler for short. It is a device that uses light as a medium to transmit electrical signals. Usual...[Details]
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