[TowerTalk] TowerTalk Digest, Vol 232, Issue 16

GEO Badger w3ab at yahoo.com
Wed Apr 27 14:27:15 EDT 2022


 Ya think? hihi

K9YC sez:>0.1% is probably a high number.


Hey, I too have that one, again not a first edition. He was a great teacher.

>The oldest engineering textbook in my collection is by Stanford prof
>Frederick Terman, published in 1937, and it wasn't the first edition.
 One of my wife's flute teachers had a glass flute with sand it it. He used that to demonstrate sound waves and how a flute works.
>The Wave Equations, which describe all sorts of vibration, were
>developed by French and Swiss scientists in the mid-1750s. They predict
>the behavior of sound and radio waves, vibrating strings, musical
>instruments, antennas, transmission lines, and light.

---
Ciao baby, catch you on the flip side
73 de W3AB/GEOAFA9GB
WA2LSI, KE6RJW, W6B, W7B, AAR9AG
http://www.w3ab.org


Jazz is a pencil sharpener. Jazz is a frying pan… Jazz is a beautiful woman whose older brother is a policeman


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