Better Clarfication:
Would it be less expensive to use RFID technology? I understand how RFID chips work, and those can be farely inexpensive... but I do not know how much the strip would cost that could detect RFID chips..
CLARIFICATION: MY goal is to create a sensor 24" by 2" that would go...
I am trying to create a Metal Detecor Strip... This would consist of 24 inches wide and around 2 inches long. Preferably Battery operated. This strip would be strong enough to detect a small peice of metal that would be maybe a quarter of an inch by a quarter of an inch.... The first thing that...