This page is a list of technical articles which might be useful as reference material
- The first is from GM3SEK and is really usefull information about EMC, and chokes. If you can’t hear much above the noise, have a look here, you might be able to solve your problems
https://gm3sek.com/category/antennas-baluns-and-emc/
- Antenna Design by G0KSC
https://www.youtube.com/channel/UC5IBDg7XIsZU5vTHkNfokUw/
- RSGB Videos Collection
https://www.youtube.com/@TheRSGB/streams/
- Propagation Prediction
This site allows you to select both ends of a prospective QSO, and it will show the best bands and times for this
- SSB Wiki
https://en.wikipedia.org/wiki/Single-sideband_modulation
- Repeaters V Gateways
This YouTube video explains the difference