i have construct a metal detector circuit, but my circuit cant be function. i am using my hand make coil. is that the circuit problem or my coil? can anyone provide any other metal detector circuit ? i am using metal detector in my traffic light control system.
Urgent!
Thanks!
http://www3.telus.net/chemelec/Projects/Loop-Detector/Loop-Sch.png
this is the circuit i use..
Urgent!
Thanks!
http://www3.telus.net/chemelec/Projects/Loop-Detector/Loop-Sch.png
this is the circuit i use..