80m DX success with Roomcap
4th. Dec 2008
/ upd 14th. Apr 2010
Update 14th. April 2010
80m-DXCC with Roomcap: HERE
for DX on 80m
After the CQWW contest of 29./30.Nov 2008 Noriaki Fujiyama, JA8CNF
from Hokkaido (Japan) wrote me the results he obtained with this
He built the antenna recently and installed it on the roof of his house.
No tower, just putting the radiator (180 cm long) on the roof, tied by
three nylon ropes.
With this antenna he obtained the following contacts from Japan (all
54 DXCC countries in 110 QSOs, with the following
His equipment: FT1000-MP (200 W PEP).
This demonstrates impressively the efficiency of the antenna,
and also the low angle radiation required for DX.
The pictures below show the installed antenna on the roof of the house.
Thanks Noriaki for this report
Roomcap Antenna 80m JA8CNF = vertical radiator with top capacity beside
the Delta-Loop (10-40m)
And here you see more of the
environment of JA8CNF
Dec 15, 2008:
Today I received this Email from Noriaki:
Mon, 15 Dec
2008 17:47:54 +0900
hb9abx" <FELIX-ABX at GMX.CH>
Thank you for
I answer a
question from you.
I do not send
log in CQ WW CONTEST.
purpose was to check performance of ROOMCAP ANTENNA. And I was able
to get a splendid result.
participation of the contest is morning and night both in two days.
I report the
information that is good for you.
W6CCP(Seymour) and QSO(SSB he59+ my59) at 3.8MHz on December 4.
facilities using are long wires of 1.5KW+200m length.
When it is
power of 200W and a very very small antenna of the length of 2m.
Is it right?
It is unbelievable.
It is a fact
entirely that I tell you.
I was not
believed first, too. However, it was correct, and your design was right.
Thank you for
a splendid antenna.
noriaki fujiyama (ja8cnf)
(Distance between ja8cnf and w6ccp = 8'500 km)