infrared alarm

Thread Starter

shayan ali

Joined Sep 26, 2010
1
can someone help me in making an infrared alarm by sending the proper circuit ?? or guide me ?? i am using two 555 chips in my project
 

wayneh

Joined Sep 9, 2010
17,498
can someone help me in making an infrared alarm by sending the proper circuit ?? or guide me ?? i am using two 555 chips in my project
What sort of alarm do you want? Cat under garage door, door open, intruder coming through window, sun is up? What do you want the alarm to DO, make a big noise? Does this need to be battery powered?

Sorry about all the questions but no one can help you without a lot more detail.
 
Top