The narrow band absorption ratio RN relationship to pH is shown below. pH = equConstant + log10 (( RN –…
Above- a picture of the setup with a Macbook for the development platform running the Arduino IDE. Macbook Pro (2011)…
Prototype with ligh shield in place over the sample holder assembly
Prototype displaying blank reading values.
from the “how sausage is made” department
LED and light sensor boards.
Circuit boards for LED intensity control, LCD and Sampling buttons.
First build step- hookup the circuit on the breadboard for testing the elecronics and the sample code.