Open AccesspH SENSOR WITH FREQUENCY OUTPUT FOR ECOLOGICAL CONTROL OF WATER
Author(s) -
Galina Stepanovna Popenko,
Tatyana Borisivna Belikova,
Vita Nikolaevna Shumejko
Publication year - 2019
Publication title -
vestnik nacionalʹnogo tehničeskogo universiteta "hpi". himiâ, himičeskaâ tehnologiâ i èkologiâ/vìsnik nacìonalʹnogo tehnìčnogo unìversitetu "hpì". serìâ: himiâ, himični tehnologiï ta ekologiâ
Language(s) - English
Resource type - Journals
eISSN - 2708-5252
pISSN - 2079-0821
DOI - 10.20998/0821.2019.01.03
Subject(s) - operability , amplifier , signal (programming language) , water quality , environmental science , signal conditioning , computer science , water level , converters , process engineering , electrical engineering , voltage , engineering , telecommunications , ecology , power (physics) , physics , cartography , software engineering , bandwidth (computing) , quantum mechanics , programming language , geography , biology