Hey Everyone, I am trying to replicate the schematic shown here: http://wiki.medialab-prado.es/index.php/Algas_Verdes where they use a KE-25 Oxygen Sensor with a TLC272 Op amp. However, I cannot find what V2 or U2 is. My guess is some voltage regulator? Also, does anyone have a good link to underst…

Oxygen Sensor

Topic		Replies	Views
Can I connect my LM741 Op-Amp like this? Interfacing	26	20568	May 6, 2021
Oxygen sensor SK-25F and smoke sensor TGS4161,compatible with arduino? Sensors	7	3970	May 6, 2021
arduino e opamp TL082 Generale	5	1405	May 7, 2021
Amplifying small DC signal General Electronics	20	5977	May 6, 2021
Amplifying a small voltage General Guidance	48	42034	May 5, 2021