1. Pressure paddle - https://vk3il.net/projects/pressure-paddle/
2. Kanga Products - https://www.kanga-products.co.uk/
3. The difference between a balun, unun, common mode choke, line isolator and impedance transformer (Різниця між балуном, unun, синфазним дроселем, лінійним ізолятором і трансформатором опору) - https://www.pa9x.com/the-difference-between-a-balun-unun-common-mode-choke-line-isolator-and-impedance-transformer/
https://www.pa9x.com/wp-content/uploads/2023/03/hf-common-mode-choke-1kw-pa9x-1152x1536.jpg
4. Antena BAZOOKA - https://sites.google.com/site/radioamadorismopy5aal/home/antena/antenas-dipolo/antena-bazooka-py5aal
5. W0VLZ's Homebrew Gallery - http://wiegandfamily.org/W0VLZ_Homebrew/W0VLZ_Gallery.htm
73 de UT2AB
