SM3HXD

 

  Home Pictures Phased array


Beaming Japan!

element2

Some pictures.

hybridcoupler

trans.gif (43 bytes)

controlbox
Control box 4 directions
SE - NE - NW - SW

  NorthEast element and FB33 beam

Hybrid coupler with 90 degrees phasing shift. Click to enlarge!
The elements should be fed with 1/4 wave lengths of coax (13m RG58 with velocity factor 0.66) for 3,8 MHz operation.