1. CRkits (QRP набори) - https://crkits.com/
2. J-Pole Antenna Calculator - https://www.changpuak.ch/electronics/J-Pole_Antenna-Designer.php
3. WorldRadioHistory - https://www.worldradiohistory.com/Home-DX.htm
4. NET FINDER - https://netfinder.radio/nets/modes
** HF Net List - https://hamnetlist.blogspot.com/p/hf.html
** Yaesu System Fusion Nets - https://www.facebook.com/groups/ysfnets/
5. VK5DJ: Amateur Radio Projects - https://www.vk5dj.com/index.html
73 de UT2AB
