Watch a classified FM radio training video from WW2

It’s worth remembering that one of today’s most commonplace pieces of technology frequently confounded the public when it first hit the marker. While fewer and fewer people are listening to FM radio today, it was hot stuff amid its widespread rollout during the late 1930s ...

🔗 Read more: https://www.popsci.com/technology/ww2-fm-radio-training-video/

#News #Tech #WorldNews #Politics #Engineering #Software #Academic