Construction Details

2-El.-10m-50Ohm

2-El.-12m-12Ohm

2-El-12m-28Ohm

2-El.-15m-50Ohm

2-El.-17m-28Ohm

2-El.-20m-28Ohm

2-El.-30m-28Ohm

2-Element-15m-Yagi with 28Ohm (Ref-Rad)

MHz 21,0 21,2 21,4
Gain 4,5dBd 4,2dBd 4,0dBd
F/B 10dB

Dimensions of the 15m-Yagi, 28Ohm, Radiator-Reflector

Elements ( 1 half)

25X2mm

20x2mm

16x1,5mm

Position

Reflector

1,00m

1,50m

1,11m

0m

Radiator

1,00m

1,50m

0,845m

1,61m

Free space patterns:

Azimuth 21,2MHz Elevation 21,2MHz