Back when Superboy encouraged kids to build radios with razor blades
Talk about hitting all of my nostalgia points! Hat tip to SWLing Post reader, Mitch, for sharing this ad from a 1960s comic book:
Do you enjoy the SWLing Post?
Please consider supporting us via Patreon or our Coffee Fund!
Your support makes articles like this one possible. Thank you!
from DXER ham radio news http://bit.ly/2KLC0Bu via IFTTT