[Moon] Tragedy of JA9BOH

M. Watanabe jh1krc at syd.odn.ne.jp
Fri Feb 12 18:16:15 CET 2021


John, it's true. 
We always have to take care, if the antenna is high, not to fall down, 
and if it's low, not to hit our heads....

In JA, heavy snow this year.  Coax, fingers and legs became so rigid. 
Spanner and driver, nuts and bolts as well, would be missing if you 
put them down. Better wait for the spring come soon!! 

MiKe JH1KRC 


---- g4bao <john at g4bao.com> wrote: 
> Oh no! Another one of our friends killed / injured  during antenna
> maintenance!
> 
> We just have to be so careful with this sort of thing as we all get older!
> 
> My condolences to his family
> 
> 73
> John G4BAO
> 
> On Fri, 12 Feb 2021 at 14:30, M. Watanabe via Moon <moon at moonbounce.info>
> wrote:
> 
> > A sudden tragic news came in:
> > JA9BOH Kimio Maegawa passed away Feb. 11. He fell down during the antenna
> > maintenance.
> >
> > Kimio is a retired professor of the national high techinical institute, as
> > well as an enthusiastic EME operator since 1978, an amateur satellite and
> > HF DX operator, and the present Vise-president of Japan Amateur Radio
> > League.
> > Kimio was a research crew of Japanese Antarctic Exploiters as a scientific
> > researcher for atmospheric conditions using a large log-periodic antenna
> > array. And he did not forget to operate 2m CW EME from 8J1RL Showa Base
> > during his over-winter stay.
> >
> > Kimio introduced to JA, the K2RIW and W9QX UHF power amplifiers, and K2RIW
> > yagis. Original BOH yagis are popular among JA moon-bouncers.
> >
> > Personally, Kimio was my teacher for amateur satellite communications
> > since I operated AO-10 from Taiwan for the first time, during the our
> > amateur deligates of BV0JA and BV0YL in 1984.
> > Later in ‘90s, when I began EME activity, I was searching for some power
> > tubes to use for my 70cm and 23cm operation. Kimio introduced cavity
> > amplifiers. One was an airborne cavity using RCA rugged UHF tetrode 7213, a
> > propper model for modification to 70cm, which was delivered from K5JL, and
> > another one for 23cm of TH327 of DL9EBL, handled by DF6NA.
> > That’s the initiation of my EME operation of the following years.
> >
> > And only a month before, he sent me many parts of 39D coaxial hard-lines,
> > and bundles of his homebrew dried persimon.
> >
> > Seemingly, since Kimio is an willing 70cm CW EME operator, he must have
> > intended to operate DUBUS/REF 70cm Contest CW and SSB only, which will be
> > held next week.  That may be the reason why he climbed up the snow-covered
> > rooftop for antenna maintenance.
> >
> > To prey for the sole of Kimio, we must participate DUBUS/REF 70cm, and
> > remember our memories with him.
> >
> > Incidentally it is his birthday, today.
> > R.I.P. and 73’es to Kimio, and heartful condolence to his family.
> >
> > Mike JH1KRC
> >
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> >
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