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9-El.-28-Ohm 1,5m |
9-Element-28Ohm-Yagi for 70cm
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DF0TEC The Contest-crew is mounting 4x9-El-28-Ohm stacked, gain 18dBd
Stacking distance 1,20m |
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Elementposition |
10mm |
8mm |
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Ref |
0mm |
336mm |
338mm |
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Rad |
125mm |
314mm
(10mm) |
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D1 |
220mm |
298mm |
302mm |
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D2 |
400mm |
289mm |
293mm |
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D3 |
625mm |
280mm |
284mm |
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D4 |
875mm |
277mm |
281mm |
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D5 |
1095mm |
273mm |
278mm |
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D6 |
1300mm |
277mm |
280mm |
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D7 |
1480mm |
267mm |
272mm |
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Gain 432MHz = 11,9 dBd 3dB-angle hor = 34,6° 3dB-angle ver = 37,8° Feedpoint 28Ohm at 433MHz
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Horizontal pattern at 432MHz |
Vertical pattern at 432 MHz
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