Alaskan
0
- Joined
- Jan 29, 2014
- Messages
- 12,031
- Points
- 113
A hologram which reflects radio waves? I used to use the moon as a passive satellite, would aim a 28 dBi gain 144 MHz phased Yagi array at the moon being fed with far more power than I should have, and could hear my own voice echoing back from the moon about 2 seconds later.
