On picture 1 you can see the GK 4 element 20m yagi on a 40ft boom on the construction pedestal for the 20m stacks
All of the yagis were built on the pedestal you see under the beams.
Omega match on this new yagi for the 4X4 stacks has been adjusted using a TS-50 and a BIRD 43 watt meter.
The antennas installed, one at 95-ft and the other at 37-ft.
Top one on a 3in diameter boom, the bottom on a 4 in diameter boom.
Article and project by ve3gk