Making a 49:1 transformer for fun so I can throw up another EFHW antenna.  Way overbuilt for what I need at this point, but I am using 3 type 52…

A good video on the science on how antennas work.  From radio antennas to TV, ham radio, dipoles and beam antennas.  Its all about electromagnetic conversion and resonance.

A simple set of charts to show the various power and attenuation level for different types of coaxial cable at various frequencies and bands.

Fast Radio Bursts https://www.engadget.com/2019/01/10/astronomers-detect-more-fast-radio-bursts/ A very interesting article about several radio bursts that have occurred in a repeatable fashion that are the same, ie not random.