Construction Details

4-El.-28-Ohm 0,35m

5-El.-28-Ohm 0,65m

6-El-28-Ohm 0,85m

7-El-28-Ohm 1,0m

9-El.-28-Ohm 1,5m

10-El.-28-Ohm 2,0m

 

5-Element-28Ohm-Yagi for 70cm

Element

Elementposition

8mm

6mm

Ref

0mm

334mm

336mm

Rad

135mm

308mm (10mm)

307mm (10mm)

D1

260mm

297mm

301mm

D2

460mm

292mm

296mm

D3

630mm

284mm

288mm

 

Gain 432MHz = 9,1 dBd

3dB-angle hor = 48,0°

3dB-angle ver = 58,2°

Feedpoint 28Ohm at 432MHz

 

Horizontal pattern at 432MHz

 

Vertical pattern at 432 MHz