Construction details | 9-Ele.-28-Ohm | 10-Ele-28-Ohm | 11-Ele-28-Ohm | 12-Ele.-28-Ohm |
13-Ele.-28-Ohm | 14-Ele.-28-Ohm | 17-Ele.-28-Ohm | 19-Ele.-28-Ohm |
11-Ele.-28-Ohm-DK7ZB-Yagi (7,10m Boom)
Yagi built by Toralf, DJ8MS
Cesar, EA4IS/p in Contest-Operation |
4x11-El.-Yagi-group for EME, built by Kurt, DK5SO
Gain 13,7dBd F/R >28dB 3dB-angles: 30,4° hor 32,4° ver
Stacking distance vertical: 3,85m Stacking distance horizontal: 4,00m
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Element-lengths ( Rad 12mm)
The given length of the radiator element is from tip to tip, including 10mm spacing for the insulated part.
Ref | Rad | D 1 | D 2 | D 3 | D 4 | D 5 | D 6 | D 7 | D 8 | D9 | |
10mm | 1010mm | 982mm | 941mm | 910mm | 882mm | 874mm | 863mm | 854mm | 854mm | 862mm | 855mm |
8mm | 1014mm | 983mm | 948mm | 918mm | 901mm | 883mm | 872mm | 863mm | 863mm | 871mm | 864mm |
6mm | 1016mm | 983mm | 955mm | 925mm | 911mm | 892mm | 882mm | 873mm | 873mm | 881mm | 874mm |
4mm | 1018mm | 981mm | 961mm | 933mm | 922mm | 900mm | 892mm | 885mm | 885mm | 889mm | 884mm |
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Element-positions
Ref | Rad | D 1 | D 2 | D 3 | D 4 | D 5 | D 6 | D 7 | D 8 | D 9 |
0mm | 350mm | 625mm | 1255mm | 1960mm | 2795mm | 3680mm | 4575mm | 5470mm | 6365mm | 7075mm |
Azimuth- and Elevation-Plot at 144,3MHz