Category: Miscellaneous

What’s the deal with this M17?

Many have heard of it, but few know what it is about. And it’s worth knowing. The M17 project is often called the future of digital radio in the global amateur radio community. For Poles, it is a reason to be proud, because the idea was created at the turn of 2018 and 2019 in […]

GreenCube (IO-117) satellite and FT991

GreenCube is aimed at demonstrating an autonomous biological laboratory for plants cultivation on-board a CubeSat platform. The satellite project is managed by the S5Lab research team at Sapienza University of Rome https://www.s5lab.space/index.php/greencube-home/. The spacecraft has been launched on 13 July 2022 and it has been deployed in Medium Earth Orbit (MEO) at approximately 6000 km […]

Meeting with SP5EAQ

On May 19, at the HF5L club location, a social meeting was held, at which Jacek SP5EAQ gave a presentation about the preparations and the realization of his expedition to the Pacific Austral Islands. They belong to French Polynesia but are a separate DXCC (FO-A). Jacek worked on the bands from the Rimatara Island under […]

Organization of the expedition during the pandemic

I have been organizing ham radio expeditions to the South Pacific for over ten years. I go alone or with a few friends. We make several thousand contacts and visit another cool place on Earth. The pandemic stopped everything. The number of trips to the Pacific in the world has decreased almost tenfold. Sanitary regulations […]

Wireless Communication in Polish Home Army 1939-1945

August 1 is another anniversary of the outbreak of the Warsaw Uprising in 1944, so important to all Poles. This is an excellent opportunity to present the heroic struggle of the soldiers of the Uprising in terms of military radio technology. Thanks to my colleagues SP3LD and SP3CSD, I learned about Louis Meulstee’s publications on […]

My radio shack

Radio shack – this term does not need to be translated into another language. Every ham knows what this means because he has his own … Whatever it is, it is everyone’s pride. During contacts, we often wonder – what does our correspondent’s workplace look like? Below we present an open gallery of “radio shacks” […]

Winter 2021 in the Karkonosze Mountains

Winter in the Karkonosze Mountains is as picturesque as ever. The 2020/2021 season is different due to covid accommodation and ski bans. Fortunately, driving and hiking are still allowed, so who can go see the beautiful views and breathe the fresh air. The current temperature can always be checked at the Meteo-Karpacz station. Where to […]

ZOOM application for teleconferences

In the era of a pandemic, it is worth not to lose personal contact and conduct meetings using the teleconference applications. One of them is Zoom, which in addition to team conversation, allows you to conduct computer presentations visible to all participants. Until now, zoom has made remote learning easier for all students. Despite the […]

DMR communication in VOT

DMR (Digital Mobile Radio) is an intensely developing future-oriented amateur FM communication system in 2m and 70cm bands, with unlimited range, in which digital radios cooperate with digital repeaters linked by internet connections controlled by a servers system. Thanks to this, theoretically, if our radio is properly programmed with information about DMR network configuration, we […]