In the name of due diligence, we checked it out on Wikipedia: ‘The Photoacoustic Effect’, and indeed it is real – first discovered in 1880 by Alexander Bell! The pulsing light is heating the ...
Mouser now stocks the PASCO2V15 XENSIV PAS CO2 5V Sensor from Infineon Technologies. The sensor uses photoacoustic spectroscopy to measure CO2 levels accurately. The sensor helps attain optimal indoor ...