What is the role of wireless bridge antenna?

Friends who have come into contact with wireless bridges probably know that wireless bridges need antennas. Whether they are built-in antennas or external antennas, antennas are always needed to use them. So why do wireless bridges need antennas? How to choose the right antenna? Professional wirel

· 2017 new wave of new car will be implemented

In 2017, a large wave of new policies on the automobile industry began to be implemented: the small-displacement vehicle purchase tax was reduced by 7.5%; the national V-emission standard was implemented; the air quality in the vehicle was mandatory; the new energy vehicle carbon quota management t

Turbine flowmeter installation points analysis

The LWGY basic turbine flow sensor of Changzhou Chengfeng Flow Meter Co., Ltd. can measure the instantaneous flow and total volume of liquid, and can also quantitatively control the liquid. The sensor has the characteristics of high precision, long life, simple operation and maintenance, etc. It i

Selection of Open Channel Flowmeters

Open channel flowmeter is a kind of commonly used flow measurement instrument, which adopts advanced flow velocity measuring instrument and water level measuring instrument to ensure the accuracy of speed measurement and calculation. It is a new intelligent flow system. Open channel flow meter sel

Efficient and comprehensive hand - Doosan DX220LC-9C

Choosing a Doosan device, each user has different needs, perhaps a larger cab, or a more intelligent operation, and for Mr. Li Xinglin, his choice may be more complicated. Mr. Li Xinglin believes that every aspect of life must be weighed and considered, and all parties should take care of each

The common fault of high pressure fan

Because the high-pressure fan has the dual functions of absorption, can work under less oil or even no oil, and the output air is clean, it has been widely used now, and some problems will inevitably occur in the process of use. What are the common faults and how to solve them after a fault? Here&