10m 3 element yagi.
This antenna is made by ZX-yagi. It has 3 elements on a 3.4 metre long boom fed by a Gamma match.
Photo of the antenna
TBD.
Drawing of antenna

The NEC4WIN95 design file;
CM G4EZT 2000, 10m 3el yagi
CM NEC4WIN95 File
CM 3el 10m ZX-yagi, type 3.28 DX.
CE Using Gamma match, 50 - 125 pF range (79 pF set).
GND Reference
UNITS Meters
Height 18.000
Over Perfect Ground
Boundary Circular
F 28.500
GW 1 10 0.000 -2.672 0.000 0.000 2.672 0.000 0.022
GW 2 10 1.580 -2.500 0.000 1.580 0.000 0.000 0.018
GW 3 10 1.580 0.000 0.000 1.580 0.400 0.000 0.018
GW 4 10 1.580 0.400 0.000 1.580 2.500 0.000 0.018
GW 5 10 3.405 -2.361 0.000 3.405 2.361 0.000 0.018
GW 6 10 1.580 0.000 -0.100 1.580 0.400 -0.100 0.018
GW 7 5 1.580 0.400 -0.100 1.580 0.400 0.000 0.018
GW 8 5 1.580 0.000 -0.100 1.580 0.000 0.000 0.018
S 1 63 100 0
LS 1 56 0 0 79
Coax 50
The SWR plot

The Zenith plot

The Azimuth plot.
