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--- public:waterlevelmeasurement [2023/07/27 06:45] – [LoRa] lukas
+++ public:waterlevelmeasurement [2023/07/27 06:52] (current) – lukas
@@ Line 12: / Line 12: @@
 Two metal plates between water:
 [[https://www.analog.com/en/analog-dialogue/articles/liquid-level-sensing-using-cdcs.html|Liquid Level Sensing Using Capacitive-to-Digital Converters]]
+About permitivity:
+[[https://www.treking.cz/astronomie/permitivita.htm|Permitivita vakua s permitivitou prostředí]]
+šroubovice:
+[[http://homepages.math.slu.cz/AdamHlavac/Sroubovice.pdf|Příklad s šroubovicí]]
+[[http://www.matematech.cz/wp-content/uploads/2018/08/Pracovni_list_sroubovice_verze2.pdf|Výpočet délky šroubovice]]
+Capacitor:
+[[https://fyzikalnipokusy.cz/1896/deskovy-kondenzator|Deskový kondenzátor]]
 ====== LoRa======