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Personal site of the amateur radio operator UR3LTD Сервер радиолюбителей России - схемы, документация,
 соревнования, дипломы, программы, форумы и многое другое! Web site UR7QM
Архив записей

Дни рождения радиолюбителей на 15 января

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Просмотров: 170 | Добавил: Admin1958 | Дата: 15.01.2022 | Комментарии (0)

The ARRL has long recognized that it is in the best interests of amateur radio to encourage and support amateur radio clubs. Clubs historically have recruited, licensed and trained new radio amateurs and have provided the community setting for radio amateurs to continue their education and training.

The new ARRL Foundation Club Grants program, funded by a grant from Amateur Radio Digital Communications (ARDC), will make $500,000 available to clubs, enabling them to more easily provide and expand these important services. The program will provide up to $25,000 for worthy club projects, while requests for more than that wil ... Читать дальше »

Просмотров: 203 | Добавил: Admin1958 | Дата: 15.01.2022 | Комментарии (0)

Over the years the humble 555 timer has been used in so many unexpected places, but there’s a project from [Frank Latos] which we think may be a first.

On a piece of stripboard sit a pair of 555s, and instead of the usual passives there are a set of LC circuits. This is no timer, instead it’s a CW (Morse) transmitter for the 80 metre amateur radio band.

One 555 is configured as a feedback oscillator through a toroidal transformer with a tuned circuit to set ... Читать дальше »

Просмотров: 167 | Добавил: Admin1958 | Дата: 15.01.2022 | Комментарии (0)

After a successful pilot camp program in 2021, the next camp for Youth on the Air (YOTA) in the Americas has been set for June 12 – 17, 2022. The camp will return to the National Voice of America Museum of Broadcasting in West Chester Township, Ohio.

The application period will open online on February 11. Eligible participants are amateur radio operators between the ages of 15 and 25. A total of 30 campers will be accepted. Some of the 30 spots will be reserved for campers who reside outside of the US but still in the Americas. Priority will be given to first-time attendees. Returning attendees will serve as camp leaders.

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Просмотров: 161 | Добавил: Admin1958 | Дата: 15.01.2022 | Комментарии (0)

Просмотров: 157 | Добавил: Admin1958 | Дата: 15.01.2022 | Комментарии (0)

Soviet QSL cards , Wireless Receivers and Secret Agent Transmitters

Andy G0SFJ's presentation last night to Sutton and Cheam ARS can be downloaded here:

The presentation shows what the old QSL cards may reveal about the 1930s wireless technology in the Soviet Union, and describes two transmitters in use by Secret Agents in Japanese-occupied Manchuria. Was there ... Читать дальше »

Просмотров: 155 | Добавил: Admin1958 | Дата: 15.01.2022 | Комментарии (0)

DX News from the ARRL

January 14, 2021

This week's bulletin was made possible with information provided by LU5AG, VE7KW, The Daily DX, the OPDX Bulletin, 425 DX News, DXNL, Contest Corral from QST and the ARRL Contest Calendar and WA7BNM web sites. Thanks to all.

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Просмотров: 157 | Добавил: Admin1958 | Дата: 15.01.2022 | Комментарии (0)

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