[i=s]This post was last edited by qi777ji on 2021-5-28 15:46[/i]The fifth chapter of the book introduces the use of LTspice. I used Tina-TI more often before, because the company that charges for simu...
The crystal pins are black because of improper storage and oxidation. We can see that there are some black spots on the metal surface. The black spots are the result of rust caused by the metal parts ...
I still remember the forum activity a few days ago: " Free draw! Tektronix will build your first oscilloscope in your life! "Tektronix says: "These oscilloscopes are the result of decades of hard work...
【Abstract】This paper focuses on a new design scheme for realizing Ku-band upconverter of satellite digital TV equipment, which is different from the traditional method. The realization principle and m...
At the beginning of this year, Microsoft Azure Sphere IoT security service platform was officially commercialized, marking a new step for the security of the IoT industry. However, Azure Sphere is onl...
After a long wait, I finally received the materials I had been waiting for! ! ! (The twists and turns will be explained in the next article)I received a big box by courier. I was surprised to see so m...