Saturday, November 26, 2016

DX-pedition coming up in December

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Well, a week from today, I am off to the British West Indies for a week or so of ham radio fun.  A group of 8 of us are headed to St. Lucia ...
Saturday, October 1, 2016

Updated Si570 code on GitHub

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Well, I have finally updated my Si570 code on GitHub to reflect the changes to fix a bug found and blogged about over two years ago.  I desc...
Saturday, July 23, 2016

PID implementation experiences - UPDATED

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I have posted previously about my experiences trying to implement a PID controller.  I am controlling linear faders that are motor driven fr...
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Saturday, July 9, 2016

Fox hunt day 1

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The wind and rain today didn't seem to stifle fox hunters out looking for my four foxes.  Unfortunately, it seems I will need to make so...
Sunday, June 19, 2016

Fox Hunt Progress Update

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In a series of previous posts (search this blog for "fox hunt"), I have described a fox hunt transmitter for simultaneous HF and ...
Monday, June 6, 2016

Summertime! Let's get out there and fox hunt! (Part 3)

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In this final installment describing my fox hunt transmitter, I provide the final bit of "glue" code that ties the other two piece...
Sunday, June 5, 2016

Summertime! Let's get out there and fox hunt! (Part 2)

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In my previous post , I described the first half of a hidden transmitter (fox) implemented using a Propeller Mini board for an HF CW beacon ...

Summertime! Let's get out there and fox hunt! (Part 1)

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With the recent 32 degree C (90 F) weather we have been having lately, I began thinking of summertime ham radio activities and I think it is...