Digital Signage – Protect Displays from enviroment
I did “big clean” ‐ Japan’s year-end cleaning is tradition. Even if you plan to clean periodically, dusts will accumulate before you know it. Japanese summer is said to be hot …
Power Cable – How to easily select a proper cable size
Power cable selection and measurement.It is easy to calculate the voltage drop value, if you know the length, cross-sectional area, and the current value going to be sent, by using …
Types of digital signals and threshold voltage
It is well known that there are only two values of digital signals ; Hi and Lo. But do you know how much voltage they actually are?So when we talk …
Why is differential signaling more noise resistant?
Electrical signal basically sends its voltage as its signal element.There are 2 kinds of electrical signals; the single-phase signal and the differential signal. Differential signal is said to have stronger …