Building the SQualo antenna for 2m For some time now I am very active on FT8 on HF. I enjoyed it so much because the high QRM level I have on HF. Then some fellow amateurs at the club, asked me if I was active on 2 meters too?. I …
pd5dj 
13cm S-Band Helical antenna
For 13cm S-Band Satellite reception, I needed a Circular polarized antenna. I have decided to build one my own again. read more on the project page: 13cm S-Band Helical antenna