Here is another great resource that is free. This is an E-Book called "From Crystal Sets to Sideband", written by Frank Harris K0IYE. It starts at a level below EMRFD, and I personally think it is well written for someone new to radio and homebrew.?
Hans G0UPL has a copy on his personal website:
The full PDF can be found in lots of places. Here's an example
Good luck
Mike M.? KU4QO
On Sun, May 18, 2025 at 10:40?PM Gerald Wolczanski via <jerrywlinux=[email protected]> wrote: