June, 2013
I decided to put the new tower and Yagis on a hill top near my home.
I bought some land there recently in addition to the property I乫ve been
renting.
[click photo to outplan] |
I had ordered a 60m tower and a 3 element topband Yagi to Creative Design Corp
additionally丂I ordered 4 SteppIR DB-42s from Beam Quest Corp. to place
on the tower.
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April, 2014
Assembling the tower started.丅 |
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TopBand elements
Checking Horizontal |
Joining the tower sections
Joining the tower sections |
A rotary joint is so much bigger! |
This huge crane helps with the work. |
April 3, 2014
Assembling up to 20m high is the first step. |
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Joining the tower with the RC300M rotator.
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RC-300M rotator and me |
April 3, 2014
Extending the height up to 30m, about the half the full height.
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Assembled up to 40m this day. |
On the left the new tower at 40m height yet.
On the right the 5 element75/80m stands ready.
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the topband boom is to long to fit in one photo. |
April 16-17, 2014
the SteppIRs temporary home at 20m up. |
A radio shack is being built at the foot of the tower.
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Visitors on May11th 2014
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May 12, 2014
a gigantic 170ton crane is required for work above 40m. |
the crane is made in Germany. |
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The tower is 60m the full height. |
Visitors on May13th 2014
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A photo shot with my ham pals.
[click photo to enlarge] |
May 14, 2014
Now the topband boom gets on at last.
Congratulating the completion, many ham pals, including one from California, gathered.
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Friends gather for antenna party on roof top of Yachiyo Hospital. |
Witnessing the completion of the work from the rooftop of Yachiyo
Hospital building.
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Though raining, topband boom was successfully fixed on top of the tower.
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Bird view
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May 22, 2014
Restarting the finishing work.
A 220ton crane came to accomplish the mission. |
Members of Yachiyo Hospital facility team assembled the antenna. |
Installing the elements is the most dangerous work in the highest of places.
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Completed at last! Wiring of coaxial cable and signal line is yet to be
done. |
The new tower and topband yagi as seen from my house. |
SWR of CY-163
2014June03rd |
SWR of 4xDB-42s丂June17th
[click photo to SWR sheet of each DB-42]
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special ordered ant selector |
all antennas on. Installation is complete and ready.
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special Tks to Mr,Goto president of
criative Design Co,
,Mr,Tosa president of Beam Quest Co,
Phil W6UC and Mr,Ohshima JO1DZA
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lightning hit in Aug 2014
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lightning_arresters in Sept 2014 |
strong wind in Aug 2015 |
repairing top of DB-42's in Sept 2015 |
cherry blossoms in Sept 2015 |
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