PCS-Electronics

:( Hi I'm in need for a help I have a school project, i need to build a transmiter and a receiver. :-? My instructor will hide the transmiter with in the campus perimeter and i need to find it fast using the receiver. I hope someone can gave me a schematic diagram,and the circuit must be simple and ...

:( Hi I'm asking for a help I have a school project, i need to build a transmitter and a receiver. My instructor will hide the transmiter within the campus perimeter and i need to find it using the receiver that i will build, I'm asking if somebody can give me a schematic diagram of the transmiter a...