View Full Version : readymade IR sensors

02-22-2009, 10:41 PM
hi guys i want to buy an infrared sensor able to detect white on red and green, i used the common ckt wid 10k pot but i need to increase its sensitivity and resolution so that it can differentiate it comfortably because even small amt of noise is disturbing the output

02-22-2009, 10:44 PM
or u can suggest improvement in ckt