Ham Resources

http://www.k8zt.com/propagation
Propagation & Spotting
 https://www.youtube.com/channel/UCkXjdDQ-db0xz8f4PKgKsag
https://www.spaceweatherlive.com/en
Rules & Orgs.

Electronics

Building- Kits & Homebrew
SDR & Online Radios
http://arrl-ohio.org/wus.html