Reflection
Electromagnetic waves are completely reflected when they meet metal. This property can be used to shield electromagnetic waves through metal or to send electromagnetic waves in a specific d
Unconsciously, EE Water Army (EEWORLD Development Board Exchange) has been established for nearly 5 years. From the beginning to today, it has brought together more than 500 electronic bragging enthus
In the schematic diagram of products with metal housings and metal housings for connectors on PCB boards, there is often a capacitor of several nF in parallel with a 1M resistor, which is used to conn