Architects and urban planners of smart buildings, factories, and cities need increasingly intelligent sensors to solve resource conservation challenges , address increasing safety concerns by improvin
Original article by Mr. Gaosu | Liu LijuanWhen testing the two channels of the DUT with a network analyzer, it was found that the standing wave ratio was very different. The first reaction was that th
? 1 Why can antennas transmit or receive radio signals?
? 2 What antenna classification methods do you know?
? 3 What are the main indicators to determine the performance of the antenna?
? 4What is an
[i=s]This post was last edited by Aguilera on 2019-1-6 09:55[/i] [size=4] A humidifier is a household appliance that increases the humidity in a room. A humidifier can humidify a designated room, or i