Microwave Antennas & 21 cm Radio Telescope (1420 MHz)
1:55:03
Dr. Wolfgang Herrmann Keynote Amateur Radio Astronomy Possibilities and Limitations, Do's and Don'ts
21:01
Watch Trudeau speak directly to Trump during blistering speech
33:37
Something Strange Happens When You Trust Quantum Mechanics
40:54
Alex Pettit: Galactic Hydrogen 1.42 GHz RF Emission Radio Astronomy for $300
21:03
A First Radio Telescope For The 1.42 GHz Range
11:45
The Giant Hogg Horn That Discovered the Big Bang
33:45
Por Que Era Quase Impossível Criar o LED Azul
19:35