PH metre » History » Revision 3
Revision 2 (Frédéric Blanc, 2021-04-10 15:19) → Revision 3/19 (Frédéric Blanc, 2021-04-10 17:51)
h1. PH metre h2. PH-4502C *Po* Ph analog *To* Temp analog *Do* Trig digital !clipboard-202104101516-ovhks.png! https://www.e-tinkers.com/2019/11/measure-ph-with-a-low-cost-arduino-ph-sensor-board/ http://agregationchimie.free.fr/phmetre_arduino.php