Search found 2 matches
Re: Sunspots
Well, I have it on good autority that the Chinese Astronomer Gan De first recordered sunspots. The internet is our friend.
- Sun Nov 18, 2012 1:56 am
- Forum: General Class Upgrade
- Topic: Study Group For General Class Upgrade
- Replies: 3
- Views: 13798
Re: Study Group For General Class Upgrade
This is Richard KF7PCH. Cannot wait to get started, the low bands are waiting!