RA1AHQ | Blog about Radio and Linux

On the weekend before last in the summer cottage, I unfolded (and turned) the antenna for the ranges of 7 and 14 MHz. But for the range of 3.5 MHz, the antenna is currently not. This article considers the antenna for the range of short waves 3.5 MHz.

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July

2022

End Fed Antenna 20 meters in the country

soundtrack, антенны, КВ, трансивер, тесты

25 July 2022 16:54

On Sunday, I decided to install and test an antenna of the End Fed antenna for two ranges: 7 and 14 MHz. This is what came of it ...

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July

2022

9:54

"Radio Destroyer": in Mordovia, the FSB detained a radio amateur for "public calls"

24 July 2022 9:54

The radio amateur went on the air with a call sign he invented on a frequency of 7055 kHz.

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July

2022

How to check hard drive for bad sectors or bad blocks in Linux

Linux

22 July 2022 15:01

Poor sectors are called disk sections from which it is impossible to read either information on them, or the access speed is significantly (several orders of magnitude) lower than that of the rest of the sectors.

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July

2022

Sun pillar at sunset 07/01/2022

фотографии

1 July 2022 23:52

In St. Petersburg on July 1, 2022, at sunset, a halo in the form of a column of light was observed.

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June

2022

0:24

162 kHz: recording heating the long -wave transmitter

длинные волны, soundtrack

30 June 2022 0:24

It turned out to be a witness to the heating of the transmitter at 162 kHz.

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June

2022

W3EDP antenna modifications

антенны, КВ

27 June 2022 17:00

Yesterday, while walking in the area of the Voronya and Orekhovaya mountains, I met a radio amateur I knew who was renting a summer cottage there with his family. I promised to tell him about the W3EDP HF antenna.

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June

2022

White Night in St. Petersburg June 21-22 2022

фотографии

22 June 2022 16:55

The shortest night from June 21 to 22 is the Summer Solstice Day.

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Blog about Radio and Linux

Setting up booting Linux from another drive after cloning an HDD-SSD

"Road radio" in the Leningrad region

Ideas of NVIS Antenna for the 80 meters band for summer cottage

End Fed Antenna 20 meters in the country

"Radio Destroyer": in Mordovia, the FSB detained a radio amateur for "public calls"

How to check hard drive for bad sectors or bad blocks in Linux

Sun pillar at sunset 07/01/2022

162 kHz: recording heating the long -wave transmitter

W3EDP antenna modifications

White Night in St. Petersburg June 21-22 2022

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