Passive location, position, navigation and mapping. News and entertainment media as well as now common devices such as cell phones have obscured the true function of GPS (Global Positioning System). Its only function is to provide accurate position information to a receiver that can “hear” three or more orbiting satellites that transmit signals toward earth. Sometimes a transmitter at a known place on earth is combined with information from the satellites to increase accuracy. The...
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New WWW Home for W5EHS
I have ventured down a new path and have just added a new subject to my ever growing list of personal web sites. The URL on this latest presentation is http://w5ehs.com, short and simple. That is the call sign for my amateur radio station license. For hams it also represents our persona as well as station identification. Until this creation, my amateur radio activities have been spread throughout all my blogs and web sites. They...
Continue reading...Microwave First Step Again
I have now attended several meetings of the NTMS (North Texas Microwave Society) and paid some dues for membership. I started down this path way back in 2009. Where has the six years gone since I first started in this direction! Yipes! There are posts here in RD back then when I first got interested. Since then I obtained some ideas and leads on how to build my first microwave transverter. I reported 6 years...
Continue reading...Very and Ultra Radio Active
I am back on VHF and UHF amateur radio again. My old equipment, an Icom IC-24AT proved out to be a totally dead cat. (Sorry cat lovers, but it happens.) I had to get a new one. The small hand held “Handy Talkies” or Handheld Transceivers (HT) have gained a lot of “features” since the late nineteen hundreds when I purchased the Icom. A plain old HT radio only, no longer exists. The long standing Yeasu FT-60...
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