[size=5]This device is used to measure the temperature of an incandescent lamp. When the temperature rises, the black body radiation spectrum shifts to shorter wavelengths. The filter is used to separ
I need help with how much larger the outer diameter of a PCB plug-in hole should be than the inner diameter of the hole. Is there a formula to calculate this?
I had an OLED that was half yellow and half white. I bought it online. But it never lit up after I bought it. I was very sad. I asked the seller, and the seller sent me some information. I was very an
Abstract: The basic principles of voltage-controlled and current-controlled DC/DC converters are introduced and compared, a practical circuit of a high-power DC/DC converter based on the current-contr
[i=s]This post was last edited by dcexpert on 2019-2-8 10:38[/i] From: [url=https://fosdem.org/2019/schedule/event/microcontrollers_python/]https://fosdem.org/2019/schedule/event/microcontrollers_pyth
Real-time monitoring of power quality is the key to improving production efficiency, energy conservation and emission reduction, and safe production. Aiming at the power quality requirements of Donggu