| Construction | 12-Ele.-28-Ohm | 13-Ele.-28-Ohm | 14-Ele-28-Ohm | 16-Ele.-28-Ohm |
| 17-Ele.-28-Ohm | 19-Ele.-28-Ohm | 21-Ele.-28-Ohm | 23-Ele.-28-Ohm | 27-Ele.-28-Ohm |
12-Element-28Ohm-DK7ZB-Yagi for 432MHz
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Two stacked 12-Element-28Ohm-Yagis for 70cm, built by Wolf, DK1IP Foto: DK1IP Professionell measuring by Wolf, DK1IP (Spectrumanalyser with Trackinggenerator Advantest R3361C and R&S SWR-Bridge ZRB2) gives SWR <1,04 at 15m-Aircell-7 low-loss cable for a single Yagi. Datas for a single Yagi: Gain 13,8dBd 3dB-angles: hor=28,2° ver=27,0° Stacking distance: 1,35m vertical |
|
Element |
Element-Position |
Element-Length (10mm) |
Element-Length (8mm) |
Ref |
0mm |
333mm | 334mm |
|
Rad |
115mm |
323mm (12mm) | |
|
D1 |
175mm |
307mm | 310mm |
|
D2 |
345mm |
292mm | 294mm |
|
D3 |
570mm |
285mm | 287mm |
|
D4 |
845mm |
278mm | 280mm |
|
D5 |
1130mm |
276mm | 278mm |
|
D6 |
1415mm |
274mm | 276mm |
|
D7 |
1700mm |
274mm | 276mm |
|
D8 |
1985mm |
272mm | 274mm |
|
D9 |
2255mm |
278mm | 280mm |
|
D10 |
2480mm |
261mm | 263mm |
