Excerpted from RF Circuit and Chip DesignThe research on isolation between RF modules can be divided into two stages: from the 1950s to the 1980s, before the development of RFIC, the research work foc...
When INA106 processes a small signal, it amplifies it 10 times, which is normal. However, when the signal increases, the output signal becomes distorted. I don't know how to solve this problem. I hope...
I am very happy to receive the board. It was sent out at 8 pm last night, but it arrived at 9.40 this morning. It was so fast. Thanks to soso and Zhihui June! They have been busy arranging the board f...
[i=s]This post was last edited by led2015 on 2020-4-29 23:25[/i]As the cost of producing LEDs falls, they are being used in more and more applications, including handheld devices, automotive electroni...
[i=s]This post was last edited by hbsimon on 2016-12-22 22:47[/i] I am designing a four-layer board. Can the top and bottom layers be connected to the middle bottom layer or power layer through vias (...
Chip model: "STM32F103C6T6A GHAAV 93 CHN841" This version of TIM4 cannot be used.But this model: "STM32F103C6T6 990VD 93 MYS 806" TIM4 function is normal. Same program, same board, change the chip and...
1. Overview
Will passive devices
produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guang...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
Motors are important products that convert electrical energy into mechanical energy to achieve automation, and they are widely used in industrial control, medical electronics, white a...[Details]
Fruit planting is an important part of China's agricultural development, and fruit tree pest control operations are becoming more and more important. At present, the overall level of pesticide applica...[Details]
The most important components of new energy electric vehicles are power batteries, electric motors and energy conversion control systems. The power battery must achieve high performance such as fas...[Details]
The biggest advantage of Profibus is that it is guaranteed by the stable international standard EN50170 and has been proven to be universal in practical applications. It has been widely used in man...[Details]
In the TV monitoring system, in order to complete the collection of information from various information points (video, audio, alarm signal) and the control of various front-end devices (PTZ, lens,...[Details]
The programmable controller directly controls the stepper motor, which can significantly reduce the cost of the control system of the modular machine tool automatic production line. The article int...[Details]
1 Introduction
Intelligent cars are the embodiment of the cross-integration of multiple disciplines such as automotive electronics, artificial intelligence, pattern recognition, automatic con...[Details]
High specific energy lithium/thionyl chloride (Li/SOCl2) batteries are widely used in multi-functional intelligent meters (such as smart meters, water meters, etc.) as real-time clocks and memory b...[Details]
1 Introduction
In order to cope with the energy crisis and slow down global warming, many countries have begun to pay attention to energy conservation and emission reduction and the de...[Details]
AD7708 is a multi-channel 16-bit Σ-Δ analog-to-digital converter ADC. It supports 4 or 5 channels of true differential input and 8 or 10 channels of pseudo differential input. This chip allows two ...[Details]
1. Why do we need to do electromagnetic compatibility design for products?
Answer: To meet product functional requirements, reduce debugging time
,
make products meet the requirements o...[Details]
0 Introduction
Gyroscope
is a sensitive measuring element of the platform stabilization system. It senses the angular motion signal of the platform and establishes the stability bench...[Details]