Tag Archives: homebrew

“Stationary-Mobile” with My 19-foot Vertical

Earlier this year, I built a lightweight, 19-foot vertical. Intended for tripod or ground mounting, I did the initial tuning and pruning of the vertical in that configuration. Today, I thought I’d see if it would work mounted on my … Continue reading

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Memorial Day Antenna Testing

Some time ago, I bought a small, lightweight telescopic fishing pole from a Chinese vendor on eBay.  It’s about 19.5 feet tall and collapses down to about 26 inches.  It’s a great size for backpacking or transporting on my bike.  … Continue reading

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Drive-on Portable Antenna Support

[This is an updated description of the drive-on antenna support that I have been using for many years.  This version originally appeared in the July 2016 edition of QRP Quarterly in the “Idea Exchange” column.  You can still find the … Continue reading

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MS2 Straight Key Magnetic Mount

As I mentioned in an earlier post, I bought the little American Morse MS2 straight key intending to somehow magnetically attach it to the clipboard I use for portable operating.  It took some thinking but I came up with a … Continue reading

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Li-Ion Battery Pack

Here’s a little battery pack I put together for use as an external, portable power source for my YouKits HB-1B.  I wanted something relatively lightweight and inexpensive that would put out at least 13 volts.  This solution has fit the … Continue reading

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Line Isolator

One of my favorite portable antennas is a 30-ft wire fed through a 9:1 unun.  This type of antenna generally the uses coax feeder as a counterpoise, since the 9:1 unun configuration provides no line isolation.  Most of the time, … Continue reading

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