File:1st Fresnel Zone Avoidance.png

1st_Fresnel_Zone_Avoidance.png ‎(581 × 206 pixels, file size: 39 KB, MIME type: image/png)

Summary

Description
English: Fresnel zones are concentric ellipses centred on the direct transmission path. The 1st zone is the ellipse with chords 1/2 wavelength longer than the direct path.
Date
Source I used iDraw to make the graphic and Preview to capture it for my own courseware.
Author Jugandi

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Public domain I, the copyright holder of this work, release this work into the public domain. This applies worldwide.
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author name string: Jugandi
URL: https://commons.wikimedia.org/wiki/user:Jugandi
Wikimedia username: Jugandi

copyright status

copyrighted, dedicated to the public domain by copyright holder

copyright license

released into the public domain by the copyright holder

inception

16 July 2015

media type

image/png

checksum

924364f89c85142fcf8c36ccea59b10c1d780973

determination method: SHA-1

data size

40,036 byte

height

206 pixel

width

581 pixel

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Date/TimeThumbnailDimensionsUserComment
current22:12, 16 July 2015581 × 206 (39 KB)Jugandi{{subst:Upload marker added by en.wp UW}} {{Information |Description = {{en|Fresnel zones are concentric ellipses centred on the direct transmission path. The 1st zone is the ellipse with chords 1/2 wavelength longer than the direct path.}} |Source =...
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