4Smicrowave - Links & Resources

4 - State Microwave Group
Arkansas - Kansas - Missouri - Oklahoma

Links & Resources Introduction

The 4-State Microwave Group is dedicated to promoting experimentation and communication for Amateur Radio Operators in the 4-state area including Arkansas, Kansas, Missouri, and Oklahoma but is open to and welcomes participation of all others.

If you landed on this page through a search engine, please also visit our starting home page at http://4smicrowave.ae5k.us

Listed here are links that may be useful to all of us. Further contributions are most welcome. Since these links are to sites that are not under our control, we must disclaim all responsibility for them. If you find a dead link, please let us know. See "Contact" page.

Good Resource Websites

http://www.nlrs.org/uhfindex.htm - this is a GREAT list from NLRS!
http://slams.web.officelive.com - St. Louis Area Microwave Society
http://www.microwavers.org - UK Microwave Group
http://www.microwaves101.com - great resource!
http://sm2cew.com/download.htm - VK3UM EME Software
http://www.ve1alq.com/RF%20and%20Microwave/index.htm - lots of good books and other references


http://www.hp.woodshot.com has Agilent Technologies (HP) AppCAD program for determining microstrip dimensions plus a whole lot more. Very nice application program! Here's their description of it: "AppCAD is an easy-to-use program that provides you with a unique suite of RF design tools and computerized Application Notes to make your wireless design job faster and easier. AppCAD's unique, interactive approach makes engineering calculations quick and easy for many RF, microwave, and wireless applications. AppCAD is useful for the design and analysis of many circuits, signals, and systems using products from discrete transistors and diodes to Silicon and GaAs integrated circuits. The keyword for AppCAD is easy - no circuit files, no manuals - just quick and easy."

Impedance Calculator for Grounded Coplanar Waveguide


Yagi Calculator Software

http://www.vk5dj.com/yagi.html Yagi Calculator by John Drew, VK5DJ to develop DL6WU style yagis for VHF/UHF 1296 Loop Yagi

There are several references and designs for 6 or 12 ft. versions of a loop yagi. Besides the older ARRL Handbooks, ARRL Antenna book and Microwave Projects some info may be found here: http://www.ntms.org/files/1296%20Loop%20Yagi%20Dimensions.pdf

1296 and other antennas

http://webpages.charter.net/w7my/cheap%20yagis%20designuhf-sw.pdf - WA5VJB Cheap Yagi

Tropo Ducting Maps (Hepburn)


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