Цель данной статьи - найти все действующие Telnet - кластеры на сентябрь 2022 года.

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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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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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Yesterday, walking in the area of the Voronya and Orekhovaya mountains, he met a familiar radio amateur who shot a summer cottage with his family there. He promised him to tell about the KV Antenna W3EDP.

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I tried to create a brief instruction for the RETEKESS V115 receiver.

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I got my hands on the Retekess V115 receiver (also known as the Tivdio V115, Kaimeda SRW-710S Mini, Audiomax SRW-710S, VR-robot WC-710S, and HanRongDa K-603) version F9205A when I ordered it on AliExpress to replace my lost Tecsun PL-310ET. I needed a compact and affordable all-wave MW-HF-VHF-FM receiver with direct frequency input and good sound.

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On Saturday, May 14, 2022 was warm, sunny and dry weather without wind. To check the receiver in conditions close to the ideal, he went to Pulkovo heights in the evening (75 meters above sea level).

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In the morning I turned on the transceiver - at 18 MHz there were many stations from the Far East of Russia and from Japan.

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The frequencies in Russia are appointed by the GKRC - the State Commission on Radio Frequencies.
The first document is the general frequency distribution table and the second - the current decision on the amateur radio service, which specifies the table for specific frequency bands and types of radiation.

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Due to the accessibility of the balcony at the place of my stay, I decided to install the Ground Plane antenna on all amateur ranges of 7-28 MHz, and, if possible to configure, then at 3.6 MHz. The basis was taken from the article http://www.dk3red.homepage.t-online.de/de/s15_01.htm. The antenna is a fishing rod with a tuner at the base, grounding on the railing or a balcony glazing frame.

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