Help me design a Quagi antenna using 4 elements

I need help in designing QUAGI ANTENNA using 4 elements..having a freqency of 647-650Mhz.Im planning to design a CHANNEL 43 antenna using QUAGI antenna

The purpose for this is I want to know more about QUAGI antenna, I hope someone here in the forum can help me or u can share some websites and javascript calculator for this kind of antenna.

Hello Weis Guy,

Check www.cebik.com for all antenna problems ,you will find a lot of info.

GL XTASA