Stacked 2 Element Yagis
Free Space
24.94 MHz
4 wires, inches
20  0  0  0     0  229.576  0   2
20  52 0  0     52  218.5     0   2
20  0  0  300     0  229.576  300   2
20  52 0  300     52  218.5     300  2
2 sources
10,224,0
48,224,0
0 loads

These Yagis were optimized for maximum gain.  Note that a relatively small
stacking distance provides > 3 dB gain over a single beam.  This antenna is an
alternative to a long boom 4 element Yagi having similar gain but narrower
beamwidth.