Couplers and power dividers are devices used in many devices, usually radio and microwave technology. When you are looking to purchase these items, for work or for play, it is a good idea to know how they work and where you are likely to need them. This can help you narrow down your choices to the right fit for your project.
How Do They Work?
There are a couple of different types of both couplers and power dividers which are named and categorized by whether they couple energy directionally, divide power or combine it. In directional couplers, transmission lines are set close enough to each other that energy coming in one is coupled to another. These units have four ports where one port is isolated from the energy source to direct the coupled energy waves where they need to go.
When you are looking for couplers it is helpful …