Aug 28, 2007 #1 F faraz101 Full Member level 1 Joined Mar 7, 2007 Messages 96 Helped 7 Reputation 14 Reaction score 5 Trophy points 1,288 Activity points 1,872 i need sensitive ir reciever schematics. pleeeez help me. thanx. ahmad faraz
Aug 28, 2007 #2 A A.Anand Srinivasan Advanced Member level 5 Joined Oct 15, 2005 Messages 1,792 Helped 257 Reputation 514 Reaction score 39 Trophy points 1,328 Location India Activity points 10,678 what is the purpose.... what is the input and output range required....
Aug 28, 2007 #3 F faraz101 Full Member level 1 Joined Mar 7, 2007 Messages 96 Helped 7 Reputation 14 Reaction score 5 Trophy points 1,288 Activity points 1,872 for long range ir remote control. i am using 2 transistor based oscillator as a transmitter and on the rx end i am using 3 pin ir module.i got the range of about 20 feet but i want to extend that. thanx
for long range ir remote control. i am using 2 transistor based oscillator as a transmitter and on the rx end i am using 3 pin ir module.i got the range of about 20 feet but i want to extend that. thanx
Aug 28, 2007 #4 A A.Anand Srinivasan Advanced Member level 5 Joined Oct 15, 2005 Messages 1,792 Helped 257 Reputation 514 Reaction score 39 Trophy points 1,328 Location India Activity points 10,678 use a darlington pair it gives very good drive.... also try getting the LED which is silvered on the sides to focus the beam better....
use a darlington pair it gives very good drive.... also try getting the LED which is silvered on the sides to focus the beam better....