Quick COVID-19 Math

Due to the scarcity of tests across the country, hospitals usually only test those cases that they need to admit to the hospital.  The hospitals are not testing the majority of people complaining of symptoms, nor the many possibly infected asymptomatic people.  We need to keep this fact in mind when looking at the statistics [...]

Planting Pacifies Pandemic Panic

The cognitive disconnect is extreme. Beautiful March sunshine, flowers in bloom, the bees, buzzing in anticipation of a new season. Shuttered businesses, empty grocery shelves, shelter-in-place orders and lock-downs around the country, all in preparation for the onslaught of an invisible enemy. A liar in chief tries to turn a catastrophe to his personal advantage. [...]

Twinning Intelligence

We have entered the age of "pretty smart" machines.  There have been some showpieces in the form of Jeopardy's Watson and recently the game playing AlphaGo and AlphaZero machines that far and way bested the best human players at their game.  Notably, unlike previous game playing machines, AlphaZero was never programmed on how to play [...]

Practical Antenna Modeling

Here are the slides for a presentation given to The Valley Radio Club on May 3, 2019. The hope is that the slides contain enough detail that the reader could easily build and run the examples in 4NEC2. Practical Antenna Modeling Power Point Presentation Practical Antenna Modeling PDF format slides Using the NEC Codes With Examples [...]