September 29, 1920 - Radio goes commercial

[Webb]

And the world would never be the same again.

Link

[quote]1920: The Joseph Horne department store in Pittsburgh advertises ready-made radio receivers that can pick up a local broadcast station. Commercial radio is just weeks away.

Frank Conrad was assistant chief engineer of the Westinghouse Electric Company in Pittsburgh. He

[H]

That was long before me (my mom wasn't even born) but I made my first crystal receiver when I was eleven or twelve (about the time I learned my now nearly forgotten Morse Code). What isn't mentioned in the write up is that headphones were usually used with those first, more common 'unamplified' receivers.

8-)