V vhictor New Member Oct 21, 2012 #1 pls i am working on an infrared remote that has both transmitter and reciever ,when i assembled it it didnt work .pls what infrared led can match with a phototransistor ...pls help me out
pls i am working on an infrared remote that has both transmitter and reciever ,when i assembled it it didnt work .pls what infrared led can match with a phototransistor ...pls help me out
Nigel Goodwin Super Moderator Most Helpful Member Oct 22, 2012 #2 You don't use a photo-transistor, you use an IR receiver IC.
M Mike odom Active Member Nov 10, 2012 #3 or you can use an infrared photo transistor... infrared LEDs and photo transistors come in matched pairs... View attachment 68541 View attachment 68542
or you can use an infrared photo transistor... infrared LEDs and photo transistors come in matched pairs... View attachment 68541 View attachment 68542