Ken, KG6PO, sent us this gem:
http://techchannel.att.com/play-video.cfm/2011/3/7/AT&T-Archives-Similarities-of-Wave-Behavior
I really like the way Dr. Shive brings together mechanical and electrical phenomena. You get the sense that he had "The Knack" -- note the twinkle in his eye when he explains a particularly intriguing point.
Warning: I think the AT&T archive of which this is part will become another enormous (but worthwhile) time sink for many of us. Thanks Ken. Thanks Dr. Shive.
Unique broadcast from WA2XMN on 42.8 MHz on the 19th of June 2025
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While we are all familiar with the 88 to 108 MHz FM broadcast band today,
its origins can be traced back to 1936 with the very first experimental
station...
2 hours ago
Awesome video!
ReplyDeleteStunning...These should be manditory viewing for all undergrad engineers!
ReplyDeleteAfter 7 years of designing GSM mobile phone electronics (cell phones for those across the water) now I find a simple explaination of SWR. Good thing I was doing the baseband (processor) side of things, not the RF :-)