On January 16, 2020, Qorvo launched the breakthrough IoT transceiver Qorvo QPG7015M.
The transceiver is said to support all low-power open-source standard smart home technologies to operate simultaneo...
[i=s]This post was last edited by 向阳xl on 2019-11-27 15:24[/i]Origin of the problem: In order to simplify the circuit and reduce costs, it is hoped to realize an active second-order low-pass filter po...
Fat loss method 1: control diet
Your belly could not have been formed naturally. It could only be caused by your bad living and eating habits. So the first thing you should do is to change your bad ea...
List of instruments, equipment, main components and equipment for the 2021 National Undergraduate Electronic Design Competition[Undergraduate Group]
1. Instrument and Equipment List
Digital oscillosco...
This paper introduces the use of Agilent VEE software to control instruments on the IEEE488 bus, thereby establishing an integrated capacitor automatic test system centered on a PC.
Keywords:...[Details]
O Introduction
Switching current technology is a new analog signal sampling, holding and processing technology proposed in recent years. Compared with the mature switching capacitor techno...[Details]
Some time ago, a technical modification was made in the circulating water. In the past, the pH value of circulating water was sampled periodically and tested manually. The pH value could not be monit...[Details]
With the hot sales of lithium-ion electric vehicles in large and medium-sized cities in China such as Beijing, Shanghai, Suzhou, and Hangzhou, more and more electric vehicle manufacturers have begu...[Details]
What is a clock cycle? What is a machine cycle? What is an instruction cycle?
Clock cycle
The clock cycle is also called the oscillation cycle, which is defined as the reciprocal of the clock ...[Details]
LG's flagship phone to be released next year has been exposed, and it will be equipped with the Snapdragon Qualcomm 888 processor. Today, foreign media Korea IT News reported that LG's mobile ph...[Details]
Time flies, and the years pass by. The future is promising. Looking back at 2021, Lakeside Capital has always adhered to and practiced the values of "responsibility, diligence, compliance with rule...[Details]
"High Frequency Electronic Circuits" Exercise Book
High Frequency
Electronic Circuits Exercise Answers
1-1 Draw a block diagram of a wireless communication transc...[Details]
In recent years, greenhouse environmental control has been studied and applied accordingly at home and abroad. Most of the existing intelligent greenhouse system hardware in China is imported from ...[Details]
Mounting structure The electromagnetic flowmeter host and sensor are assembled together to form an integrated electromagnetic flowmeter; or connected with the flow sensor through a signal cable to fo...[Details]
Why use active probes? Passive probes are well suited for measurement applications with bandwidths below 50 MHz. This is because the input capacitance of passive probes is in the 9 or 10 picofarad (p...[Details]
Vector control is an AC motor control theory proposed by F. Blaschke of Siemens in Germany in 1971.
Its basic idea is to imitate the magnetic field orientation method of the DC motor, decompos...[Details]
The most important thing to learn a programming language is to establish a practice environment. Only by learning and practicing can you learn well. Keil software is currently the most popular soft...[Details]
Coprocessors are used to perform specific processing tasks. For example, a coprocessor for mathematical calculations can control digital processing to reduce the burden on the processor. ARM can su...[Details]
0 Introduction
Electricity is an important energy source for the country. If the grid voltage is unstable, it will have a great impact on industrial and agricultural production and residents' l...[Details]
RF/Wirelessly
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