X Beam -- Squashed 2 Element Yagi
Free Space
21.1 MHz
8 wires, feet
6  0 0 0          -6.54 -6.54 0    .04167
6  -6.54 -6.54 0  -1.50 -6.54 0    #12
6  0 0 0          -6.54 6.54 0     .04167
6  -6.54 6.54 0   -1.50 6.54 0     #12
6  0 0 .1         6.54 -6.54 .1    .04167
6  6.54 -6.54 .1  2.165 -6.54 .1   #12
6  0 0 .1         6.54 6.54 .1     .04167
6  6.54 6.54 .1   2.165 6.54 .1    #12
1 source
12,100,0
0 loads

This antenna design was taken from the ARRL Antenna Compendium, Vol. 1.  By no
means does this antenna live up to the claims made for it, which include
performance comparable to that of a 3 element Yagi!