DescriptionMediumfrequency.png English: MediumFrequency : Big picture in full electromagnetic spectrum Українська: Середні частоти:велика картина в повному
it under the following license: English Ratio of G/ωC and R/ωL versus frequency for a typical RG-59 coaxial transmission line with a good (high resistivity)
https://commons.wikimedia.org/wiki/File:Wikimedia_Foundation_office_camera_shy.png — CC-BY-SA-3.0 from Heather Walls, uploaded by [[User:MZMcBride]]
Schottlender