| 4-El-12,5-Ohm (2,90m) | ||
| 5-El-12,5-Ohm (6,00m) | ||
| 7-El.-28-Ohm (9,20mm) | 8-El.-28-Ohm (12,30m) | 9-El.-28-Ohm (14,00m) |
| new 4-El-28-Ohm (2,20m) |
9-Element-28-Ohm-Yagi with 14m-Boom
Short data: Gain 12.3 dBd, F/B >30dB, bandwidth 600KHz (49.8-50.4 MHz) at SWR < 1.5
Excellent pattern, bandwidth and gain! I used this Yagi for 2 years with very good results!
|
|
The Yagi built by Roman, SP2DDX |
|
Element |
Element-position (mm) |
Element-length (mm) |
|
R |
0 |
2970 |
|
DE |
1000 |
2900 |
|
D1 |
1655 |
2790 |
|
D2 |
3155 |
2710 |
|
D3 |
5075 |
2670 |
| D4 | 7395 | 2630 |
| D5 | 9790 | 2610 |
| D6 | 12170 | 2650 |
| D7 | 14000 | 2590 |
Match with 2xLambda/4 75-Ohm-coax in parallel to a grounded socket, feedpoint impedance 50Ohm.
