[i=s]This post was last edited by VincentLee90 on 2019-5-18 22:49[/i] [align=left][size=14px][font=Tahoma][size=3]Some friends asked me how to design a filter with gain before? What if the normalized ...
I am using Altium Designer to design a Ku-band PCB. The chip package size is relatively small, and the spacing between pads is also small. If I import the schematic directly into the PCB, I will find ...
I originally wanted to test the low power consumption, but when I saw that the board had to be cut, I decided to leave it for later and run the external flash function first.
1. Determine the hardware...
Principle Analysis
First, let's talk about the program image. A complete program image can be divided into two parts: "interrupt vector table" and "logic program" (let's name it this way for the conve...
On the 5th of this month, Japan's NEC began testing unmanned flying cars.
The flying car tested this time is about 4 meters long and weighs 150 kilograms. It uses electric motors to rotate four propel...
Recently, David Hall, director of semiconductor marketing at National Instruments (NI), was interviewed by Electronics Media. He shared his insights on mmWave-related test challenges, mmWave beamform...[Details]
1. Disadvantages of the traditional double-tube vibrating rod level switch structure In the patent "Level Measuring Device", a level measuring device is introduced (as shown in Figures 1 and 2). In...[Details]
Test and measurement gas station opened to refuel your tests Every engineer has the desire to show off. How to shock the friends around him in silence, receive a series of comments such as "Wow", "...[Details]
On June 14, 2019, the Summer Summit of Anchuang Future Technology Innovation "Core" Conference was successfully held in Shanghai. With the theme of "Gathering Strength and Breaking the Deadlock", t...[Details]
Question requirements: Control 16X16 large dot matrix scrolling display: Come on China! Simulation circuit diagram: Simulation effect: Introduction to key components of the circuit: 74LS138: ...[Details]
Recently, the ±1100 kV UHV DC transmission project from Zhundong to Southern Anhui and the 1000 kV AC UHV GIL (Gas Insulated Metal Enclosed Transmission Line) integrated pipeline project from Suton...[Details]
Volvo Cars has introduced a world-first premium air quality technology into its models, allowing Volvo drivers to breathe clean and healthy air before they travel and also purifying the air inside th...[Details]
Safety is one of the most concerned issues when using power lithium-ion batteries in electric vehicles. There are many factors that affect it, including a series of issues such as positive and negati...[Details]
Automotive LED lighting technology has been rapidly popularized, and it has shown great advantages over traditional lighting systems in terms of energy consumption, brightness, and shape. Currently, ...[Details]
1 Introduction
In recent years, with the rapid development of computer technology, large-scale integrated circuits and special components, full-color LED large display screens with 256 gra...[Details]
Today’s switching regulators and
power
supplies are becoming more compact and powerful, but one of the challenges they face is that the ever-increasing switching frequencies make PCB des...[Details]
Recently, the "2019 (9th) Recycled Lead-acid Battery Industry Summit" hosted by SMM (Shanghai Metals Marke) was grandly held at the Grand Skylight International Hotel in Nanchang, Jiangxi. Nearly 3...[Details]
Japanese auto parts maker Denso said late last month it would build a major power chip production plant with Taiwanese foundry UMC, a move that highlights growing demand for power semiconductors used...[Details]
ANWEI1020 Telephone Automatic
Dialer
Designed with dedicated voice recording and playback integrated circuit and PIC16C54, it can store two telephone numbers and an alarm voice in adva...[Details]
Ultrasonic level meters have the characteristics of non-contact measurement and easy installation. They are widely used in the field of liquid level measurement. However, they still have many limit...[Details]
Analog electronics
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