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| Subject: | LF: Re Loomis? & ... 12.47 Hz. Literature and patents. |
| From: | James Hollander <[email protected]> |
| Date: | Mon, 11 Mar 2019 16:42:02 +0000 (UTC) |
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Re Claudio’s FB reference on measurements of atmospheric electric field
daily, seasonally and over years:
Listed
below, see some references I’m using to get acquainted with this area of
communications. If any of us have
further useful references, I’d enjoy learning about them.
http://www.feynmanlectures.caltech.edu/II_09.html
Feynman lectures intro
https://en.wikipedia.org/wiki/Atmospheric_electricity
Wiki includes 18th-19th
century work
http://pat2pdf.org/patents/pat0129971.pdf
(1872) Loomis electric circuit idea of
telegraph without wires
http://pat2pdf.org/patents/pat1014719.pdf
(1912) Apparatus for Collecting Electrical
Energy. W. Pennock
https://www.chegg.com/homework-help/questions-and-answers/resistance-atmosphere-conductivity-earth-s-atmosphere-increases-height-due-ionization-sola-q35218415
Formula for atmospheric conductivity
https://encyclopedia2.thefreedictionary.com/Atmospheric+Conductivity
air conductivity
GL, Stefan, with your experiment in progress!
73, Jim H W5EST
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