Working hours of heart rate braceletThe battery capacity of this kind of smart bracelet that can monitor heart rate and even blood pressure in real time is generally less than 100mAh. Some products ca
[i=s]This post was last edited by chrisrh on 2022-1-4 17:59[/i]1. Unboxing
I communicated and placed an order on TMALL on the afternoon of December 31, 2021 and applied for the board. It was delivered
Author: Huang Gang, member of Yibo Technology Expressway MediaAccording to normal thinking logic, the routing layer of high-speed signals is generally 0.5oz or 1oz. If you see a high-speed signal on t
ADCADC is the English abbreviation of analog-to-digital converter, which is an electronic component that can convert analog signals into digital signals. Usually, the signal is sampled and held, and t
This year is the first year of 5G, so this year we have officially entered the 5G era. Compared with 4G, 5G has a higher frequency, so in order to achieve the same network coverage, the number of 5G b