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Making 3 el 40m beam with coils wideband

A few options exist for 40m beams, e.g., see 40m beams at JK Antennas. Full size beams cover the whole band but they are heavy,  about 70kg for 2 el and 150kg for 4 el. Beams shortened with coils are Read more

By no9e, 5 daysApril 21, 2026 ago
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New coax

SWR of antennas on my new tower were too good because of high coax losses.The coax cables were as follow: 25′ jumper of RG213 on top 100′ of LMR600 to the bottom of the tower 120′ of LMR240 to a Read more

By no9e, 2 weeksApril 13, 2026 ago
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Dillemma where to install TW32XL WARC beam

I bought the TW-32-XL beam (2 el on 30, 17 and 12m) from Mosely to gain directivity on 30m. I am not operating on 30m much and beverages provide a receive directivity, but it would be nice to have a Read more

By no9e, 4 weeksApril 1, 2026 ago
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Tuning GXP antennas

Once the GXP antennas were up, there was time to test the SWR curves.   20 and 10m were fine but in all antennas the resonance on 15m was too high, with SWR at 21.00 MHz > 2:1. The 15m Read more

By no9e, 1 monthMarch 16, 2026 ago
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Raising GXP 11-4

A good contest station needs Yagis in fixed directions so that a multiplier can be worked right away. I bought two GXP 11-3 to be put on a 36m tower, just below GXP 17-4. One was to be put at Read more

By no9e, 1 monthMarch 13, 2026 ago
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Weird tuning of 4 sq for 160

My 4 sq did pretty well in the ARRL DX contest and also in CQ 160 SSB. But it was noisy. Perhaps because the elements were not tuned, with resonances from 1.78 to 1.84 MHz I decided to tune the Read more

By no9e, 2 monthsMarch 4, 2026 ago
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4 square on 160

My 160m transmit signal with the shunt tower was OK but not great. In contests, I heard many DX stations well but could not work them until the conditions were better. Definitely I was in the middle of the crowd. Read more

By no9e, 2 monthsFebruary 26, 2026 ago
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GXP 17-4 antenna finally installed!

The installer lifted the GXP 17-4 antenna to 110 ft and could not get it any higher. He arranged for a younger installer, who was waiting for good weather on a weekend. All while the 40m element was grinding in Read more

By no9e, 3 monthsFebruary 1, 2026 ago
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Frustration with new tower and elations with 160m antenna

I decided to add an extra 120′ (36m) tower to have a better signal in contesting. My signal from the current 100′ (30m) tower is not competitive on 20m and 40m so I decided to upgrade a 2 el 40m Read more

By no9e, 4 monthsJanuary 11, 2026 ago
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Ham radio in Austria mountains

Austria is 80% mountainous. Wherever you are in the mountains, they are zillions of ski lifts or gondolas. Many of them are open in summer for tourists. Gondolas go up from downtown Innsbruck way up. A restaurant there is perfect Read more

By no9e, 4 monthsJanuary 11, 2026 ago

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