Ham College 73 - Extra Class Exam Questions – Part 11
- Author
- [email protected]
- Published
- Sun 31 Jan 2021
- Episode Link
- http://www.amateurlogic.tv/transmitter/video/hc73.mp3
E2E Operating methods: operating HF digital modes.
1:07:26
E2E Operating methods: operating HF digital modes.
1:07:26
