I continue to mine the AT&T video archive. Here's a really wonderful 1961 film showing how particles really are waves also. The simplicity of the gear that the Bell Labs folks used to demonstrate this is really admirable. I would love to see the preceding film (the one that shows how light waves are really also particles).
I began my career working for Western Electric
ReplyDeletewho was the prime contractor for the SAFEGUARD
ABM System developed by Bell Labs, which at the time in full configuration would have been the largest project dollar-wise ever attempted by mankind, so you might also like these videos.
https://www.youtube.com/watch?=GhgYFFcg7Os
https://www.youtube.com/watch?v=-UUbMWf-uZI
Walter -
DeleteI think a character might be missing from that first youtube link.
I wonder what the ancient Egyptians would have thought of concrete ? Those radar installations remind me of the floating eye pyramid on the back of a one dollar bill :)
Best Regards,
Chuck, WB9KZY
We still used the PSSC textbook when I took high school physics in 1973.
ReplyDeleteBTW Dr. John Shive did a prequel of sorts to Similarities in Wave Behavior - the prequel for PSSC was called Simple Waves:
https://youtu.be/PzjUTjxvCyw
Best Regards,
Chuck, WB9KZY
Corrected link is
ReplyDeletehttps://www.youtube.com/watch?v=GhgYFFcg7Os
so the "v" before the equal sign was missing...
Walter -
DeleteThanks - so if I was ever in Minnesota heading west I think I'd probably head to North Dakota to see the pyramid rather than to South Dakota for the corn palace although what about Rushmore ? - maybe someday someone will chisel presidents into the pyramid :)
Best Regards,
Chuck, WB9KZY