A “Tuning” of the Seasons

HRO (National) SW-3 – Circa 1930’s I was lucky to meet Reg – regarding QRP and 1930’s shortwave receivers. This is the SW-3, and here is a video of someone tuning it: https://youtu.be/79GwKtV25dg If you’ve followed my blog – then you know I started out at age 11 in 1970 as a shortwave listener. I built a Heathkit SW-717 receiver and had a blast…