Construction details 9-Ele.-28-Ohm 10-Ele-28-Ohm 11-Ele-28-Ohm
12-Ele.-28-Ohm 14-Ele.-28-Ohm 17-Ele.-28-Ohm 19-Ele.-28-Ohm

10-Ele.-28-Ohm-DK7ZB-Yagi (6,00 m Boom)

High-Gain, good pattern

Gain 13,2 dBd      F/B 24 dB

The "BIG EAR" of Contest-Station

5P5T

in JO64GX

4x10-El.-28-Ohm-Yagis

Result in the 2013-Sept-contest:

916 QSOs, 482.000 Points

123 LOC, 25 DXCC

additional: 8x3-El.-12,5-Ohm-DK7ZB-Yagis

more informations:

Link QRZ

Link Homepage

8x10-El.-

EME-Group at 

HG1W

 

Tnx photo to

Gabi, HA1YA

2x10-El.-Yagi for EME at 7Z1HB in Riyadh, antennas built byTom,DL2RMC Tom,DL2RMC

IT9EQO

The 4x10-Element group for EME and contests

Contest Crew:

IT9CHU  Vince  

IT9CJC  Mark 

IT9EQO  Tony

ES-World-Record

4293km, QSO 

EA8AVI  -  YO4FNG

IL28FC -  KN44HD

25-June-2006

Congratulation!

 

The 10-El.-28-Ohm-Yagi, built by

Victor, EA1DOU

 

  In Spain contest, October-2002

IN72FO, 842m ASL, nr. Leon

 

 

2x10-El.-28Ohm stacked,

built by Johannes,  DJ5DM

4x10-El.-28Ohm stacked,

at Clubstation  OL7C

 

Gain 19,2dBd, G/T= -2,8

 (without losses for stacking harness)

 

Stacking distances for best G/T:

Vertical 3,65m

Horizontal 3,89m

The crew of the Clubstation OK2KCE building a group of 4x10-El.-28Ohm-Yagis

Tnx picture to

Pavel,  OK2IFS

Interesting photos of the radiator box and the mechanical details with the following links:

Link OK2KCE

 

 

 

Building up the 10-Ele.-Yagi for the CB144-Contest 2008 on Parapente Mountain, Brazil in GG87

 

Marcio,  PY1MNC

and

Andre,  PU1SGA

 

The 2x10-Element-EME-group of

Arno,  PE1RDP

The 10.-El.-Yagi built by 

Cees, PA3FXO

Element-lengths ( Rad 12mm), updated data 04/2010

The given length of the radiator element is from tip to tip, including 10mm spacing for the insulated part.

Diam. Ref Rad D 1 D 2 D 3 D 4 D 5 D 6  D 7 D 8
10 mm 1011 mm 964 mm 946 mm 911 mm 898 mm 884 mm 877 mm 871 mm 881 mm 866 mm
3/8" 1012 mm 965 mm 948 mm 913 mm 900 mm 886 mm 879 mm 873 mm 883 mm 868 mm
8 mm 1014 mm 966 mm 950 mm 918 mm 905 mm 892 mm 885 mm 879 mm 889 mm 874 mm
6 mm 1016 mm 966 mm 955 mm 925 mm 913 mm 900 mm 894 mm 888 mm 897 mm 883 mm
5 mm 1018 mm 967 mm 961 mm 931 mm 919 mm 906 mm 900 mm 894 mm 903 mm 889 mm

Element-positions

Ref Rad D 1 D 2 D 3 D 4 D 5 D 6 D 7 D 8
0 mm 415 mm 670 mm 1225 mm 1915 mm 2725 mm 3575 mm 4440 mm 5300 mm 5980 mm

Current-profile