What is a dipole antenna?

http://en.wikipedia.org/wiki/Dipole_antenna

http://www.csgnetwork.com/antennaedcalc.html
http://www.radio-electronics.com/inf...ole/dipole.php

an antenna that is feed from it centre is called dipole antenna it is just like a rod that is cut from its centre and then connected to line (transmission lines) carring RF