3Y0J Bouvet
It is difficult to plan the logistics of such a huge project, such as DX expedition 3Y0J to Bouvet Island. After the sale of the originally intended vessel
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yagi
The Yagi antenna is one of the most widespread types of multi-element antennas. Its advantage is gain and directivity with a relatively simple mechanical construction.
TN8K – Congo 2023
By the start of the year 2023 prepared by CDXP members Petr OK1BOA, Petr OK1FCJ, Stick OK1CRM, Pavel OK1GK , Ore OK2ZA, Ludek OK2ZC, Karel OK2ZI
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Results OM VHF LOW POWER CONTEST 2021
Using low powers on VHF is a big challenge. However, this apparent disadvantage also brings several advantages: Setup can bring out one
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Antenna mast - how to build?
The construction of an antenna mast can also be simple and safe if it is implemented correctly. Amateur radio broadcasting from interim stations are
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10 tips for the beginning contestman of the year 2021
Amateur radio contesting is a competition in the transmission and reception of radio signals. The goal is to connect as many stations as possible on the specified frequencies and
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S9OK – Sao Tome 2021
Petr OK1BOA, Petr OK1FCJ, Stick OK1CRM, Pavel OK1GK , Ore OK2ZA, Ludek OK2ZC, Karel OK2ZI and David OK6DJ are planning an expedition
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Airplane scatter - connections reflected from the aircraft
The idea of making a VHF connection by reflection from an aircraft is a relatively new technique, which is not yet used by many radio amateurs. The originator of the idea
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VE1FA cable yagi on 144 MHz
One of the goals of VHF radio amateurs is to cross the Atlantic. While on most HF bands this is commonplace, so on VHF
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Results of the Winter QRP race 2021
From Mirek OK1DOM here are the results of the Winter QRP race 2021. Many stations were found in very difficult conditions, which
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Little space for the antenna? JA0PI antenna at 40m
Finding a suitable antenna for cramped conditions can be a real challenge. Kow, JA0PI, he did it. He built an antenna on the building
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Portable ultralight VHF antenna DF6MH
Implementation of a powerful VHF antenna, by one operator – carrier – he transports it to a dimension and is able to put it a difficult task there.
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