Monday, December 07, 2009

 
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What does "SWR" really mean? :: K5PRK :: When all else fails

What does "SWR" really mean? :: K5PRK :: When all else fails: "By Ed Lawrence, WA5SWD

Ed WA5SWD is a great guy and a very knowledgeable Senior Electronics Technician. He explains things in a very practical and understandable manner, yet leaves none of the necessary theory wanting. I have talked with him on the phone and he is very personable as well.

You will get a much better understanding of SWR from his Article:

Amateurs often speak of Standing Wave Ratio, SWR for short, when talking about an antenna. They may state the useful antenna bandwidth as being between two frequency limits, lower than 2:1 SWR. In the simplest terms, SWR means the badness of whatever is the load in question, usually (but not always) an antenna. SWR is always referred to a specific load resistance, such as 50 ohms as we usually use 50 ohm line."

Enjoy es 73 fer nw,
Bob AD5VJ

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Fritz Dellsperger

Fritz Dellsperger: "Particular Interests and Research Activities

This is a great resource for learning more about Smith Charts and how to build matching networks.

* Mobile and Microwave Communication Systems
* Wireless Short Range Devices
* Low Noise Amplifiers
* Theory and Applications of Smith Chart
* CAE of Microwave Circuits and Systems
* Planar Active and Passive Microwave Circuits
* Digital Modulation Systems
* Software Defined Radio
* Amateur Radio HB9AJY
* Member IEEE"

Might also want to try this one:
Plano Amateur Radio Club Article Section

Enjoy es good learning,
Bob AD5VJ

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Wednesday, April 15, 2009

 
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American Aerial Bazooka Antenna Home

American Aerial Bazooka Antenna Home:
"For American Made Antenna Products
Home of the Original Double Bazooka Antenna"



tnx Bob AD5VJ

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