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Dave Richards AA7EE

Category: Part 15

Written by AA7EEMarch 8, 2019April 16, 2019

Rod KQ6F Has A New SW200 AM Processor For Sale

Please note that the above photo is of my SW200, though Rod’s no doubt looks exactly the same.   A few months back, I received this note from Rod KQ6F – Hi Dave – I very much enjoyed your review on this product.  It was largely the reason I bought one.  My application is AM […]

Written by AA7EEJanuary 3, 2019August 11, 2019

Putting The HiFER “BRS” Boris Beacon On The Air – Finally!

In this post from May of last year, I detailed the construction of a 1mW solar-powered HiFER beacon. I named it the Boris Beacon, in tribute to my neighbor’s cat. The beacon was never mounted permanently outside. I kept it indoors, powered from a small solar panel in the window, and feeding an “antenna” of […]

Written by AA7EEMay 7, 2018January 19, 2019

The Boris Beacon – A 1mW Solar-Powered HiFER Beacon

My build of the K7TMG HF Morse Code Thermometer was fun, and it inspired me to use the same circuit to create a new HiFER beacon to honor my neighbor’s cat Boris. With some of my indoor cat-owning neighbors in the past, I have acted as caretaker when their parents are out of town or […]

Written by AA7EEApril 19, 2018November 17, 2020

The K7TMG HF Morse Code Temperature Beacon

This was a fun little project – and it gave me an idea for a future one. Sometimes, I find that the more complex undertakings, which require more planning, can get to the point that they “take me over” somewhat. At that point, for me, some of the fun starts getting squeezed out and that, […]

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