1. VE6LK: One CW Question series draws to a close after 6 months (серія питань про CW добігає кінця через 6 місяців) - https://qrper.com/2024/07/one-cw-question-series-draws-to-a-close-after-6-months/
2. World Radio League Mobile App - https://worldradioleague.com/mobile-apps/
3. RTL-SDR Blog V4 Users Guide - https://www.rtl-sdr.com/V4/
** rtl-sdr-blog - https://github.com/rtlsdrblog/rtl-sdr-blog/releases
4. Complete SDR or Pan Adapter - https://quantumsdr.com/
5. Morse News V5.0 (Keyer is V5.2) - https://morse-rss-news.sourceforge.net/
73 de UT2AB
