🌍 Important Links for Amateur Radio
Associations & Organizations
| Region | Name | Description | Link |
| Deutschland | DARC | German Amateur Radio Club (Deutscher Amateur-Radio-Club e.V.) | https://www.darc.de |
| Regulierung D | Bundesnetzagentur | Responsible for callsigns, licensing, and radio regulations | https://www.bundesnetzagentur.de |
| Schweiz | USKA | Union of Swiss Shortwave Amateurs | https://www.uska.ch |
| Österreich | ÖVSV | Austrian Experimental Transmitters Association | https://www.oevsv.at |
| International | IARU | International Amateur Radio Union (global coordination) | https://www.iaru.org |
| USA | ARRL | American Radio Relay League (largest US amateur radio association) | https://www.arrl.org |
Useful Online Tools & Platforms
| Tool | Description | Link |
| 50Ohm.de | German amateur radio platform with technical articles, DIY projects, and online learning materials for licensing exams in Germany | https://www.50ohm.de |
| QRZ.com | Callsign database, logbook, and profile system for amateur radio operators | https://www.qrz.com |
| LoTW | Logbook of the World – ARRL online QSL confirmation system | https://lotw.arrl.org |
| HamQTH | Alternative callsign database | https://www.hamqth.com |
| OpenHamClock | World time, DX, and radio status display for stations | https://www.openhamclock.com |
| My DX summit | DX cluster with real-time global amateur radio spotting reports | http://www.dxsummit.fi |
| HamAlert | Notification service for callsigns, DX spots, and radio activity alerts | https://hamalert.org |
