Tag WSPR

Followup on: where are all the hams?

A few months ago, I wrote a blog post asking the question "Where are all the hams?". For that blog post, I generated heat maps of...

Where are all the hams?

When I build or install a new antenna, I always run a series of tests. Like everyone else, I look at the resonant frequency and SWR. But...

High Altitude Weather Balloon.

A few months ago, I watched YouTube videos about ham radio operators launching high altitude balloons. They carry a tracking device and...