I found a simple circuit for detecting mobile phones. It seems that the author built it with a breadboard.Its principle is that mobile phones usually send and receive signals in the frequency range of...
The factory chooses a better detection device. The factory equipment has very complete detection. Of course, when choosing series resonance, you also need to understand how to distinguish the quality ...
The improved program (which can be regarded as an early Christmas gift for everyone) has added functions such as snow accumulation, automatic elimination, and color overlay, which has better effects. ...
In October 2005, the "Beautiful China - China's Most Beautiful Places" organized by China National Geographic was unveiled. This subversive selection was the first time that a large number of powerful...
[i=s]This post was last edited by pomin on 2022-6-29 19:12[/i]I signed up for the 2022 Digi-Key Innovation Design Competition. When I saw that I was not on the list when the first batch was reviewed, ...
Once the components have been arranged in the station window, the dialog box for changing the default properties (parameters or addresses) is always opened in the following way:
Double-click t...[Details]
As for what PWM is, just search on Baidu. In fact, the content is simple. First of all, the PWM function in STM32 is implemented using a counter, which is similar to 51, but there are also difference...[Details]
On April 30, according to 91Mobile, the complete specifications and prices of Xiaomi Note 10 Lite were exposed by a Russian e-commerce website. It is not difficult to see from the name that X...[Details]
Sony sold 3.4 million PlayStation 5 units in its first four weeks on the market, according to a new report, making it the best-selling PlayStation console of all time. A new report from Digitimes s...[Details]
The COVID-19 epidemic is still very serious in India. Due to the backward medical conditions, the mortality rate here is surprisingly high. According to a report by the Indian Forum on the 29...[Details]
The G20 Leaders' Summit will be held in Osaka, Japan from June 28 to 29. The meeting between the Chinese and US leaders and the prospects of the China-US trade negotiations will undoubtedly become a ...[Details]
Experienced oscilloscope users will further evaluate the oscilloscope's update rate, inherent jitter, noise level, and all other specifications that can improve measurement quality. However, when ev...[Details]
1. Test of ordinary resistors When the parameter mark of a resistor falls off for some reason or its precise resistance value is unknown, it is necessary to use an instrument to measure it. For the r...[Details]
1) Since the places where sewage ultrasonic sensors are installed are all in relatively poor environments, the main unit of the instrument should be installed indoors, and a dedicated person should be...[Details]
1 Overview
Using the rich resources of existing Ethernet (Internet), building an Ethernet distributed measurement and control system is a low-cost, high-reliability, and fast technical solution. ...[Details]
For electronics enthusiasts, the multimeter is a familiar universal testing tool. It is an essential and basic testing and measurement tool. In the past, multimeters were also called "three-purpose m...[Details]
In the past two years, global companies have experienced the baptism of the epidemic, and the way they view digital marketing has changed significantly from the past. Brand owners or consumers are ...[Details]
Brief introduction of TH2683A insulation resistance tester: TH2683A insulation resistance tester is a measuring instrument with touch function and color LCD that can quickly measure the insulation pr...[Details]
The variable mentioned is a quantity whose value can change continuously during the execution of the program. To use a variable in a program, you must first use an identifier as the variable name and ...[Details]
Tesla has always emphasized the power of its pure vision autonomous driving solution. When humans perceive and understand the world, 70%-80% of the data is processed through vision. This at least m...[Details]
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