If you have come into contact with lithium battery protection boards, let's discuss why the lithium battery protection board has no charge and discharge protection. I hope to bring you some useful hel...
High-pass, low-pass, band-pass, band-stop filters, notch filters, frequency selection circuitsHigh-pass filter: frequencies above a certain frequency can pass, but frequencies below this frequency can...
The Core i9-9900K not only has 8 cores and 16 threads, but also has single-core and dual-core turbo acceleration up to 5GHz, which is very good and powerful. [/size] [size=4]The Core i9-9900K, known a...
[i=s]This post was last edited by qwqwqw2088 on 2021-5-12 08:49[/i]When drawing schematics and PCB diagrams, it is inevitable that you sometimes need to highlight some networks to view the direction o...