3 ms·
FYI, an antenna for the 21 cm line can be extremely low effort: https://spaceaustralia.com/news/diy-radio-telescope-sees-first-light https://spaceaustralia.com
by semi-extrinsic 2y ago
FYI, an antenna for the 21 cm line can be extremely low effort:
https://spaceaustralia.com/news/diy-radio-telescope-sees-first-light https://spaceaustralia.com/news/diy-radio-telescope-sees-fir...
- bloopernova 2y agoUnfortunately I'm in the middle of moving, but once I'm done with that, I'll give this a try :)