Dear circuit experts, I would like to ask a question. I want to amplify a 2.5MHz microvolt signal by 90dB. Can I use 3 AD603 operational amplifier chips in cascade to achieve this?...
[img]http://bbs.cn.yimg.com/user_img/200903/23/mamajunhan_1237792512429783.jpg[/img] In recent years, information appliances, digital products, smart phones and various handheld multimedia devices hav...
Shopping paradise for electronics enthusiasts!! Wuyi Electronics Store welcomes everyone! Our store has the following products for everyone to choose from: 1. Electronic experiment kits (suitable for ...
This is my university graduation project. When I got the topic, I really didn’t know how to start. It took me 3 months, and only after I finished the paper did I really understand the working principl...
Here is a highly sensitive wireless microphone that can pick up weak sounds within a range of 5m, with a transmission distance of about 500m. Its operating frequency is within the range of 88-108MHz, ...
In the past few days, the news that ZTE was "banned" by the US Department of Commerce has triggered widespread reflection and concern in various domestic industries about the lack of independent co...[Details]
When talking about Chinese chips, Ni Guangnan is indispensable. Let’s learn more about the relevant content with the embedded editor.
Since he co-founded Lenovo in 1985, Ni Guangnan has been s...[Details]
Profit growth of 85% in 2017, target revenue of 12.5 billion yuan in 2018: The company released its 2017 annual report, achieving revenue of 8.886 billion yuan, a year-on-year increase of 48.01%; prof...[Details]
"Originally, there are many people who can design very good
chips
, but the market does not give domestic
chips
the opportunity to iterate, and domestic companies cannot give engine...[Details]
CMSIS Driver has similar API functions and similar calling methods. It is a further encapsulation based on the ST HAL library. It is much more convenient and simpler to use and configure than the ST ...[Details]
Since the second half of 2017,
the market share of
quantum dot
displays has dropped significantly, with global sales falling from 3.42 million in 2016 to 2 million in 2017, a 42% decrease; d...[Details]
Recently, the "Smart Photovoltaic Industry Development Action Plan (2018-2020)" jointly issued by six departments has put this concept on the forefront. Photovoltaic smart solutions will become the ne...[Details]
The ARM11 (S3C6410) processor is selected as the hardware platform, the embedded Linux operating system is used as the software platform, the background difference method and the frame difference...[Details]
Since the 20th century, our data
storage
has evolved from media such as magnetic tapes, floppy disks and CDs to sophisticated semiconductor
storage
chips that can store data in coun...[Details]
1. Heart rate measurement principle 1. What is a heart rate module? The heart rate module is professionally used to monitor the heart rate of the wrist, fingers, forehead, earlobe, chest and other ...[Details]
Notes on inverter installation and maintenance:
1. Before installation, you should first check whether the inverter is damaged during transportation.
2. When selecting an installa...[Details]
The role of the watchdog: Since the operation of the microcontroller is often interfered by the external electromagnetic field, the program may run away and fall into an infinite loop. The normal ope...[Details]
Analog electronics
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